20551926960

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{7883}}^1$

素因数の和:7993

約数の個数: 320

約数和(自身を含む): 76019420160

約数和(自身を除く): 55467493200

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 17, 18, 20, 24, 27, 30, 34, 36, 40, 45, 48, 51, 54, 60, 68, 71, 72, 80, 85, 90, 102, 108, 120, 135, 136, 142, 144, 153, 170, 180, 204, 213, 216, 240, 255, 270, 272, 284, 306, 340, 355, 360, 408, 426, 432, 459, 510, 540, 568, 612, 639, 680, 710, 720, 765, 816, 852, 918, 1020, 1065, 1080, 1136, 1207, 1224, 1278, 1360, 1420, 1530, 1704, 1836, 1917, 2040, 2130, 2160, 2295, 2414, 2448, 2556, 2840, 3060, 3195, 3408, 3621, 3672, 3834, 4080, 4260, 4590, 4828, 5112, 5680, 6035, 6120, 6390, 7242, 7344, 7668, 7883, 8520, 9180, 9585, 9656, 10224, 10863, 12070, 12240, 12780, 14484, 15336, 15766, 17040, 18105, 18360, 19170, 19312, 21726, 23649, 24140, 25560, 28968, 30672, 31532, 32589, 36210, 36720, 38340, 39415, 43452, 47298, 48280, 51120, 54315, 57936, 63064, 65178, 70947, 72420, 76680, 78830, 86904, 94596, 96560, 108630, 118245, 126128, 130356, 134011, 141894, 144840, 153360, 157660, 162945, 173808, 189192, 212841, 217260, 236490, 260712, 268022, 283788, 289680, 315320, 325890, 354735, 378384, 402033, 425682, 434520, 472980, 521424, 536044, 559693, 567576, 630640, 651780, 670055, 709470, 804066, 851364, 869040, 945960, 1064205, 1072088, 1119386, 1135152, 1206099, 1303560, 1340110, 1418940, 1608132, 1679079, 1702728, 1891920, 2010165, 2128410, 2144176, 2238772, 2412198, 2607120, 2680220, 2798465, 2837880, 3216264, 3358158, 3405456, 3618297, 4020330, 4256820, 4477544, 4824396, 5037237, 5360440, 5596930, 5675760, 6030495, 6432528, 6716316, 7236594, 8040660, 8395395, 8513640, 8955088, 9514781, 9648792, 10074474, 10720880, 11193860, 12060990, 13432632, 14473188, 15111711, 16081320, 16790790, 17027280, 18091485, 19029562, 19297584, 20148948, 22387720, 24121980, 25186185, 26865264, 28544343, 28946376, 30223422, 32162640, 33581580, 36182970, 38059124, 40297896, 44775440, 47573905, 48243960, 50372370, 57088686, 57892752, 60446844, 67163160, 72365940, 75558555, 76118248, 80595792, 85633029, 95147810, 96487920, 100744740, 114177372, 120893688, 134326320, 142721715, 144731880, 151117110, 152236496, 171266058, 190295620, 201489480, 228354744, 241787376, 256899087, 285443430, 289463760, 302234220, 342532116, 380591240, 402978960, 428165145, 456709488, 513798174, 570886860, 604468440, 685064232, 761182480, 856330290, 1027596348, 1141773720, 1208936880, 1284495435, 1370128464, 1712660580, 2055192696, 2283547440, 2568990870, 3425321160, 4110385392, 5137981740, 6850642320, 10275963480, 20551926960]

約数ペア:

[(1, 20551926960), (2, 10275963480), (3, 6850642320), (4, 5137981740), (5, 4110385392), (6, 3425321160), (8, 2568990870), (9, 2283547440), (10, 2055192696), (12, 1712660580), (15, 1370128464), (16, 1284495435), (17, 1208936880), (18, 1141773720), (20, 1027596348), (24, 856330290), (27, 761182480), (30, 685064232), (34, 604468440), (36, 570886860), (40, 513798174), (45, 456709488), (48, 428165145), (51, 402978960), (54, 380591240), (60, 342532116), (68, 302234220), (71, 289463760), (72, 285443430), (80, 256899087), (85, 241787376), (90, 228354744), (102, 201489480), (108, 190295620), (120, 171266058), (135, 152236496), (136, 151117110), (142, 144731880), (144, 142721715), (153, 134326320), (170, 120893688), (180, 114177372), (204, 100744740), (213, 96487920), (216, 95147810), (240, 85633029), (255, 80595792), (270, 76118248), (272, 75558555), (284, 72365940), (306, 67163160), (340, 60446844), (355, 57892752), (360, 57088686), (408, 50372370), (426, 48243960), (432, 47573905), (459, 44775440), (510, 40297896), (540, 38059124), (568, 36182970), (612, 33581580), (639, 32162640), (680, 30223422), (710, 28946376), (720, 28544343), (765, 26865264), (816, 25186185), (852, 24121980), (918, 22387720), (1020, 20148948), (1065, 19297584), (1080, 19029562), (1136, 18091485), (1207, 17027280), (1224, 16790790), (1278, 16081320), (1360, 15111711), (1420, 14473188), (1530, 13432632), (1704, 12060990), (1836, 11193860), (1917, 10720880), (2040, 10074474), (2130, 9648792), (2160, 9514781), (2295, 8955088), (2414, 8513640), (2448, 8395395), (2556, 8040660), (2840, 7236594), (3060, 6716316), (3195, 6432528), (3408, 6030495), (3621, 5675760), (3672, 5596930), (3834, 5360440), (4080, 5037237), (4260, 4824396), (4590, 4477544), (4828, 4256820), (5112, 4020330), (5680, 3618297), (6035, 3405456), (6120, 3358158), (6390, 3216264), (7242, 2837880), (7344, 2798465), (7668, 2680220), (7883, 2607120), (8520, 2412198), (9180, 2238772), (9585, 2144176), (9656, 2128410), (10224, 2010165), (10863, 1891920), (12070, 1702728), (12240, 1679079), (12780, 1608132), (14484, 1418940), (15336, 1340110), (15766, 1303560), (17040, 1206099), (18105, 1135152), (18360, 1119386), (19170, 1072088), (19312, 1064205), (21726, 945960), (23649, 869040), (24140, 851364), (25560, 804066), (28968, 709470), (30672, 670055), (31532, 651780), (32589, 630640), (36210, 567576), (36720, 559693), (38340, 536044), (39415, 521424), (43452, 472980), (47298, 434520), (48280, 425682), (51120, 402033), (54315, 378384), (57936, 354735), (63064, 325890), (65178, 315320), (70947, 289680), (72420, 283788), (76680, 268022), (78830, 260712), (86904, 236490), (94596, 217260), (96560, 212841), (108630, 189192), (118245, 173808), (126128, 162945), (130356, 157660), (134011, 153360), (141894, 144840)]