208635840

素因数分解:

$2^6\times 3^2\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{131}}^1$

素因数の和:240

約数の個数: 336

約数和(自身を含む): 836858880

約数和(自身を除く): 628223040

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 64, 70, 72, 79, 80, 84, 90, 96, 105, 112, 120, 126, 131, 140, 144, 158, 160, 168, 180, 192, 210, 224, 237, 240, 252, 262, 280, 288, 315, 316, 320, 336, 360, 393, 395, 420, 448, 474, 480, 504, 524, 553, 560, 576, 630, 632, 655, 672, 711, 720, 786, 790, 840, 917, 948, 960, 1008, 1048, 1106, 1120, 1179, 1185, 1260, 1264, 1310, 1344, 1422, 1440, 1572, 1580, 1659, 1680, 1834, 1896, 1965, 2016, 2096, 2212, 2240, 2358, 2370, 2520, 2528, 2620, 2751, 2765, 2844, 2880, 3144, 3160, 3318, 3360, 3555, 3668, 3792, 3930, 4032, 4192, 4424, 4585, 4716, 4740, 4977, 5040, 5056, 5240, 5502, 5530, 5688, 5895, 6288, 6320, 6636, 6720, 7110, 7336, 7584, 7860, 8253, 8295, 8384, 8848, 9170, 9432, 9480, 9954, 10080, 10349, 10480, 11004, 11060, 11376, 11790, 12576, 12640, 13272, 13755, 14220, 14672, 15168, 15720, 16506, 16590, 17696, 18340, 18864, 18960, 19908, 20160, 20698, 20960, 22008, 22120, 22752, 23580, 24885, 25152, 25280, 26544, 27510, 28440, 29344, 31047, 31440, 33012, 33180, 35392, 36680, 37728, 37920, 39816, 41265, 41396, 41920, 44016, 44240, 45504, 47160, 49770, 51745, 53088, 55020, 56880, 58688, 62094, 62880, 66024, 66360, 72443, 73360, 75456, 75840, 79632, 82530, 82792, 88032, 88480, 93141, 94320, 99540, 103490, 106176, 110040, 113760, 124188, 125760, 132048, 132720, 144886, 146720, 155235, 159264, 165060, 165584, 176064, 176960, 186282, 188640, 199080, 206980, 217329, 220080, 227520, 248376, 264096, 265440, 289772, 293440, 310470, 318528, 330120, 331168, 362215, 372564, 377280, 398160, 413960, 434658, 440160, 465705, 496752, 528192, 530880, 579544, 620940, 651987, 660240, 662336, 724430, 745128, 796320, 827920, 869316, 880320, 931410, 993504, 1086645, 1159088, 1241880, 1303974, 1320480, 1448860, 1490256, 1592640, 1655840, 1738632, 1862820, 1987008, 2173290, 2318176, 2483760, 2607948, 2640960, 2897720, 2980512, 3259935, 3311680, 3477264, 3725640, 4346580, 4636352, 4967520, 5215896, 5795440, 5961024, 6519870, 6954528, 7451280, 8693160, 9935040, 10431792, 11590880, 13039740, 13909056, 14902560, 17386320, 20863584, 23181760, 26079480, 29805120, 34772640, 41727168, 52158960, 69545280, 104317920, 208635840]

約数ペア:

[(1, 208635840), (2, 104317920), (3, 69545280), (4, 52158960), (5, 41727168), (6, 34772640), (7, 29805120), (8, 26079480), (9, 23181760), (10, 20863584), (12, 17386320), (14, 14902560), (15, 13909056), (16, 13039740), (18, 11590880), (20, 10431792), (21, 9935040), (24, 8693160), (28, 7451280), (30, 6954528), (32, 6519870), (35, 5961024), (36, 5795440), (40, 5215896), (42, 4967520), (45, 4636352), (48, 4346580), (56, 3725640), (60, 3477264), (63, 3311680), (64, 3259935), (70, 2980512), (72, 2897720), (79, 2640960), (80, 2607948), (84, 2483760), (90, 2318176), (96, 2173290), (105, 1987008), (112, 1862820), (120, 1738632), (126, 1655840), (131, 1592640), (140, 1490256), (144, 1448860), (158, 1320480), (160, 1303974), (168, 1241880), (180, 1159088), (192, 1086645), (210, 993504), (224, 931410), (237, 880320), (240, 869316), (252, 827920), (262, 796320), (280, 745128), (288, 724430), (315, 662336), (316, 660240), (320, 651987), (336, 620940), (360, 579544), (393, 530880), (395, 528192), (420, 496752), (448, 465705), (474, 440160), (480, 434658), (504, 413960), (524, 398160), (553, 377280), (560, 372564), (576, 362215), (630, 331168), (632, 330120), (655, 318528), (672, 310470), (711, 293440), (720, 289772), (786, 265440), (790, 264096), (840, 248376), (917, 227520), (948, 220080), (960, 217329), (1008, 206980), (1048, 199080), (1106, 188640), (1120, 186282), (1179, 176960), (1185, 176064), (1260, 165584), (1264, 165060), (1310, 159264), (1344, 155235), (1422, 146720), (1440, 144886), (1572, 132720), (1580, 132048), (1659, 125760), (1680, 124188), (1834, 113760), (1896, 110040), (1965, 106176), (2016, 103490), (2096, 99540), (2212, 94320), (2240, 93141), (2358, 88480), (2370, 88032), (2520, 82792), (2528, 82530), (2620, 79632), (2751, 75840), (2765, 75456), (2844, 73360), (2880, 72443), (3144, 66360), (3160, 66024), (3318, 62880), (3360, 62094), (3555, 58688), (3668, 56880), (3792, 55020), (3930, 53088), (4032, 51745), (4192, 49770), (4424, 47160), (4585, 45504), (4716, 44240), (4740, 44016), (4977, 41920), (5040, 41396), (5056, 41265), (5240, 39816), (5502, 37920), (5530, 37728), (5688, 36680), (5895, 35392), (6288, 33180), (6320, 33012), (6636, 31440), (6720, 31047), (7110, 29344), (7336, 28440), (7584, 27510), (7860, 26544), (8253, 25280), (8295, 25152), (8384, 24885), (8848, 23580), (9170, 22752), (9432, 22120), (9480, 22008), (9954, 20960), (10080, 20698), (10349, 20160), (10480, 19908), (11004, 18960), (11060, 18864), (11376, 18340), (11790, 17696), (12576, 16590), (12640, 16506), (13272, 15720), (13755, 15168), (14220, 14672)]