64881120

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{59}}^1\times {\mathrm{79}}^1$

素因数の和:185

約数の個数: 192

約数和(自身を含む): 217728000

約数和(自身を除く): 152846880

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 29, 30, 32, 40, 48, 58, 59, 60, 79, 80, 87, 96, 116, 118, 120, 145, 158, 160, 174, 177, 232, 236, 237, 240, 290, 295, 316, 348, 354, 395, 435, 464, 472, 474, 480, 580, 590, 632, 696, 708, 790, 870, 885, 928, 944, 948, 1160, 1180, 1185, 1264, 1392, 1416, 1580, 1711, 1740, 1770, 1888, 1896, 2291, 2320, 2360, 2370, 2528, 2784, 2832, 3160, 3422, 3480, 3540, 3792, 4582, 4640, 4661, 4720, 4740, 5133, 5664, 6320, 6844, 6873, 6960, 7080, 7584, 8555, 9164, 9322, 9440, 9480, 10266, 11455, 12640, 13688, 13746, 13920, 13983, 14160, 17110, 18328, 18644, 18960, 20532, 22910, 23305, 25665, 27376, 27492, 27966, 28320, 34220, 34365, 36656, 37288, 37920, 41064, 45820, 46610, 51330, 54752, 54984, 55932, 68440, 68730, 69915, 73312, 74576, 82128, 91640, 93220, 102660, 109968, 111864, 135169, 136880, 137460, 139830, 149152, 164256, 183280, 186440, 205320, 219936, 223728, 270338, 273760, 274920, 279660, 366560, 372880, 405507, 410640, 447456, 540676, 549840, 559320, 675845, 745760, 811014, 821280, 1081352, 1099680, 1118640, 1351690, 1622028, 2027535, 2162704, 2237280, 2703380, 3244056, 4055070, 4325408, 5406760, 6488112, 8110140, 10813520, 12976224, 16220280, 21627040, 32440560, 64881120]

約数ペア:

[(1, 64881120), (2, 32440560), (3, 21627040), (4, 16220280), (5, 12976224), (6, 10813520), (8, 8110140), (10, 6488112), (12, 5406760), (15, 4325408), (16, 4055070), (20, 3244056), (24, 2703380), (29, 2237280), (30, 2162704), (32, 2027535), (40, 1622028), (48, 1351690), (58, 1118640), (59, 1099680), (60, 1081352), (79, 821280), (80, 811014), (87, 745760), (96, 675845), (116, 559320), (118, 549840), (120, 540676), (145, 447456), (158, 410640), (160, 405507), (174, 372880), (177, 366560), (232, 279660), (236, 274920), (237, 273760), (240, 270338), (290, 223728), (295, 219936), (316, 205320), (348, 186440), (354, 183280), (395, 164256), (435, 149152), (464, 139830), (472, 137460), (474, 136880), (480, 135169), (580, 111864), (590, 109968), (632, 102660), (696, 93220), (708, 91640), (790, 82128), (870, 74576), (885, 73312), (928, 69915), (944, 68730), (948, 68440), (1160, 55932), (1180, 54984), (1185, 54752), (1264, 51330), (1392, 46610), (1416, 45820), (1580, 41064), (1711, 37920), (1740, 37288), (1770, 36656), (1888, 34365), (1896, 34220), (2291, 28320), (2320, 27966), (2360, 27492), (2370, 27376), (2528, 25665), (2784, 23305), (2832, 22910), (3160, 20532), (3422, 18960), (3480, 18644), (3540, 18328), (3792, 17110), (4582, 14160), (4640, 13983), (4661, 13920), (4720, 13746), (4740, 13688), (5133, 12640), (5664, 11455), (6320, 10266), (6844, 9480), (6873, 9440), (6960, 9322), (7080, 9164), (7584, 8555)]