661400640

素因数分解:

$2^6\times 3^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1$

素因数の和:144

約数の個数: 560

約数和(自身を含む): 2655417600

約数和(自身を除く): 1994016960

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 17, 18, 19, 20, 24, 27, 30, 32, 34, 36, 38, 40, 45, 48, 51, 54, 57, 60, 64, 68, 72, 76, 79, 80, 81, 85, 90, 95, 96, 102, 108, 114, 120, 135, 136, 144, 152, 153, 158, 160, 162, 170, 171, 180, 190, 192, 204, 216, 228, 237, 240, 255, 270, 272, 285, 288, 304, 306, 316, 320, 323, 324, 340, 342, 360, 380, 395, 405, 408, 432, 456, 459, 474, 480, 510, 513, 540, 544, 570, 576, 608, 612, 632, 646, 648, 680, 684, 711, 720, 760, 765, 790, 810, 816, 855, 864, 912, 918, 948, 960, 969, 1020, 1026, 1080, 1088, 1140, 1185, 1216, 1224, 1264, 1292, 1296, 1343, 1360, 1368, 1377, 1422, 1440, 1501, 1520, 1530, 1539, 1580, 1615, 1620, 1632, 1710, 1728, 1824, 1836, 1896, 1938, 2040, 2052, 2133, 2160, 2280, 2295, 2370, 2448, 2528, 2565, 2584, 2592, 2686, 2720, 2736, 2754, 2844, 2880, 2907, 3002, 3040, 3060, 3078, 3160, 3230, 3240, 3264, 3420, 3555, 3648, 3672, 3792, 3876, 4029, 4080, 4104, 4266, 4320, 4503, 4560, 4590, 4740, 4845, 4896, 5056, 5130, 5168, 5184, 5372, 5440, 5472, 5508, 5688, 5814, 6004, 6080, 6120, 6156, 6320, 6399, 6460, 6480, 6715, 6840, 6885, 7110, 7344, 7505, 7584, 7695, 7752, 8058, 8160, 8208, 8532, 8640, 8721, 9006, 9120, 9180, 9480, 9690, 9792, 10260, 10336, 10665, 10744, 10944, 11016, 11376, 11628, 12008, 12087, 12240, 12312, 12640, 12798, 12920, 12960, 13430, 13509, 13680, 13770, 14220, 14535, 14688, 15010, 15168, 15390, 15504, 16116, 16320, 16416, 17064, 17442, 18012, 18240, 18360, 18960, 19380, 20145, 20520, 20672, 21330, 21488, 22032, 22515, 22752, 23256, 24016, 24174, 24480, 24624, 25280, 25517, 25596, 25840, 25920, 26163, 26860, 27018, 27360, 27540, 28440, 29070, 29376, 30020, 30780, 31008, 31995, 32232, 32832, 34128, 34884, 36024, 36261, 36720, 37920, 38760, 40290, 40527, 41040, 42660, 42976, 43605, 44064, 45030, 45504, 46512, 48032, 48348, 48960, 49248, 51034, 51192, 51680, 52326, 53720, 54036, 54720, 55080, 56880, 58140, 60040, 60435, 61560, 62016, 63990, 64464, 67545, 68256, 69768, 72048, 72522, 73440, 75840, 76551, 77520, 80580, 81054, 82080, 85320, 85952, 87210, 88128, 90060, 93024, 96064, 96696, 98496, 102068, 102384, 103360, 104652, 107440, 108072, 108783, 110160, 113760, 116280, 120080, 120870, 121581, 123120, 127585, 127980, 128928, 130815, 135090, 136512, 139536, 144096, 145044, 146880, 153102, 155040, 161160, 162108, 164160, 170640, 174420, 180120, 181305, 186048, 193392, 202635, 204136, 204768, 209304, 214880, 216144, 217566, 220320, 227520, 229653, 232560, 240160, 241740, 243162, 246240, 255170, 255960, 257856, 261630, 270180, 279072, 288192, 290088, 306204, 310080, 322320, 324216, 341280, 348840, 360240, 362610, 382755, 386784, 405270, 408272, 409536, 418608, 429760, 432288, 435132, 440640, 459306, 465120, 480320, 483480, 486324, 492480, 510340, 511920, 523260, 540360, 543915, 558144, 580176, 607905, 612408, 644640, 648432, 682560, 688959, 697680, 720480, 725220, 765510, 773568, 810540, 816544, 837216, 864576, 870264, 918612, 930240, 966960, 972648, 1020680, 1023840, 1046520, 1080720, 1087830, 1148265, 1160352, 1215810, 1224816, 1289280, 1296864, 1377918, 1395360, 1440960, 1450440, 1531020, 1621080, 1633088, 1674432, 1740528, 1837224, 1933920, 1945296, 2041360, 2047680, 2066877, 2093040, 2161440, 2175660, 2296530, 2320704, 2431620, 2449632, 2593728, 2755836, 2790720, 2900880, 3062040, 3242160, 3444795, 3481056, 3674448, 3867840, 3890592, 4082720, 4133754, 4186080, 4322880, 4351320, 4593060, 4863240, 4899264, 5511672, 5801760, 6124080, 6484320, 6889590, 6962112, 7348896, 7781184, 8165440, 8267508, 8372160, 8702640, 9186120, 9726480, 10334385, 11023344, 11603520, 12248160, 12968640, 13779180, 14697792, 16535016, 17405280, 18372240, 19452960, 20668770, 22046688, 24496320, 27558360, 33070032, 34810560, 36744480, 38905920, 41337540, 44093376, 55116720, 66140064, 73488960, 82675080, 110233440, 132280128, 165350160, 220466880, 330700320, 661400640]

約数ペア:

[(1, 661400640), (2, 330700320), (3, 220466880), (4, 165350160), (5, 132280128), (6, 110233440), (8, 82675080), (9, 73488960), (10, 66140064), (12, 55116720), (15, 44093376), (16, 41337540), (17, 38905920), (18, 36744480), (19, 34810560), (20, 33070032), (24, 27558360), (27, 24496320), (30, 22046688), (32, 20668770), (34, 19452960), (36, 18372240), (38, 17405280), (40, 16535016), (45, 14697792), (48, 13779180), (51, 12968640), (54, 12248160), (57, 11603520), (60, 11023344), (64, 10334385), (68, 9726480), (72, 9186120), (76, 8702640), (79, 8372160), (80, 8267508), (81, 8165440), (85, 7781184), (90, 7348896), (95, 6962112), (96, 6889590), (102, 6484320), (108, 6124080), (114, 5801760), (120, 5511672), (135, 4899264), (136, 4863240), (144, 4593060), (152, 4351320), (153, 4322880), (158, 4186080), (160, 4133754), (162, 4082720), (170, 3890592), (171, 3867840), (180, 3674448), (190, 3481056), (192, 3444795), (204, 3242160), (216, 3062040), (228, 2900880), (237, 2790720), (240, 2755836), (255, 2593728), (270, 2449632), (272, 2431620), (285, 2320704), (288, 2296530), (304, 2175660), (306, 2161440), (316, 2093040), (320, 2066877), (323, 2047680), (324, 2041360), (340, 1945296), (342, 1933920), (360, 1837224), (380, 1740528), (395, 1674432), (405, 1633088), (408, 1621080), (432, 1531020), (456, 1450440), (459, 1440960), (474, 1395360), (480, 1377918), (510, 1296864), (513, 1289280), (540, 1224816), (544, 1215810), (570, 1160352), (576, 1148265), (608, 1087830), (612, 1080720), (632, 1046520), (646, 1023840), (648, 1020680), (680, 972648), (684, 966960), (711, 930240), (720, 918612), (760, 870264), (765, 864576), (790, 837216), (810, 816544), (816, 810540), (855, 773568), (864, 765510), (912, 725220), (918, 720480), (948, 697680), (960, 688959), (969, 682560), (1020, 648432), (1026, 644640), (1080, 612408), (1088, 607905), (1140, 580176), (1185, 558144), (1216, 543915), (1224, 540360), (1264, 523260), (1292, 511920), (1296, 510340), (1343, 492480), (1360, 486324), (1368, 483480), (1377, 480320), (1422, 465120), (1440, 459306), (1501, 440640), (1520, 435132), (1530, 432288), (1539, 429760), (1580, 418608), (1615, 409536), (1620, 408272), (1632, 405270), (1710, 386784), (1728, 382755), (1824, 362610), (1836, 360240), (1896, 348840), (1938, 341280), (2040, 324216), (2052, 322320), (2133, 310080), (2160, 306204), (2280, 290088), (2295, 288192), (2370, 279072), (2448, 270180), (2528, 261630), (2565, 257856), (2584, 255960), (2592, 255170), (2686, 246240), (2720, 243162), (2736, 241740), (2754, 240160), (2844, 232560), (2880, 229653), (2907, 227520), (3002, 220320), (3040, 217566), (3060, 216144), (3078, 214880), (3160, 209304), (3230, 204768), (3240, 204136), (3264, 202635), (3420, 193392), (3555, 186048), (3648, 181305), (3672, 180120), (3792, 174420), (3876, 170640), (4029, 164160), (4080, 162108), (4104, 161160), (4266, 155040), (4320, 153102), (4503, 146880), (4560, 145044), (4590, 144096), (4740, 139536), (4845, 136512), (4896, 135090), (5056, 130815), (5130, 128928), (5168, 127980), (5184, 127585), (5372, 123120), (5440, 121581), (5472, 120870), (5508, 120080), (5688, 116280), (5814, 113760), (6004, 110160), (6080, 108783), (6120, 108072), (6156, 107440), (6320, 104652), (6399, 103360), (6460, 102384), (6480, 102068), (6715, 98496), (6840, 96696), (6885, 96064), (7110, 93024), (7344, 90060), (7505, 88128), (7584, 87210), (7695, 85952), (7752, 85320), (8058, 82080), (8160, 81054), (8208, 80580), (8532, 77520), (8640, 76551), (8721, 75840), (9006, 73440), (9120, 72522), (9180, 72048), (9480, 69768), (9690, 68256), (9792, 67545), (10260, 64464), (10336, 63990), (10665, 62016), (10744, 61560), (10944, 60435), (11016, 60040), (11376, 58140), (11628, 56880), (12008, 55080), (12087, 54720), (12240, 54036), (12312, 53720), (12640, 52326), (12798, 51680), (12920, 51192), (12960, 51034), (13430, 49248), (13509, 48960), (13680, 48348), (13770, 48032), (14220, 46512), (14535, 45504), (14688, 45030), (15010, 44064), (15168, 43605), (15390, 42976), (15504, 42660), (16116, 41040), (16320, 40527), (16416, 40290), (17064, 38760), (17442, 37920), (18012, 36720), (18240, 36261), (18360, 36024), (18960, 34884), (19380, 34128), (20145, 32832), (20520, 32232), (20672, 31995), (21330, 31008), (21488, 30780), (22032, 30020), (22515, 29376), (22752, 29070), (23256, 28440), (24016, 27540), (24174, 27360), (24480, 27018), (24624, 26860), (25280, 26163), (25517, 25920), (25596, 25840)]