71744640

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{79}}^1$

素因数の和:155

約数の個数: 256

約数和(自身を含む): 258508800

約数和(自身を除く): 186764160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 32, 33, 40, 43, 44, 48, 55, 60, 64, 66, 79, 80, 86, 88, 96, 110, 120, 128, 129, 132, 158, 160, 165, 172, 176, 192, 215, 220, 237, 240, 258, 264, 316, 320, 330, 344, 352, 384, 395, 430, 440, 473, 474, 480, 516, 528, 632, 640, 645, 660, 688, 704, 790, 860, 869, 880, 946, 948, 960, 1032, 1056, 1185, 1264, 1290, 1320, 1376, 1408, 1419, 1580, 1720, 1738, 1760, 1892, 1896, 1920, 2064, 2112, 2365, 2370, 2528, 2580, 2607, 2640, 2752, 2838, 3160, 3397, 3440, 3476, 3520, 3784, 3792, 4128, 4224, 4345, 4730, 4740, 5056, 5160, 5214, 5280, 5504, 5676, 6320, 6794, 6880, 6952, 7040, 7095, 7568, 7584, 8256, 8690, 9460, 9480, 10112, 10191, 10320, 10428, 10560, 11352, 12640, 13035, 13588, 13760, 13904, 14190, 15136, 15168, 16512, 16985, 17380, 18920, 18960, 20382, 20640, 20856, 21120, 22704, 25280, 26070, 27176, 27520, 27808, 28380, 30272, 30336, 33970, 34760, 37367, 37840, 37920, 40764, 41280, 41712, 45408, 50560, 50955, 52140, 54352, 55616, 56760, 60544, 67940, 69520, 74734, 75680, 75840, 81528, 82560, 83424, 90816, 101910, 104280, 108704, 111232, 112101, 113520, 135880, 139040, 149468, 151360, 151680, 163056, 166848, 181632, 186835, 203820, 208560, 217408, 224202, 227040, 271760, 278080, 298936, 302720, 326112, 333696, 373670, 407640, 417120, 434816, 448404, 454080, 543520, 556160, 560505, 597872, 652224, 747340, 815280, 834240, 896808, 908160, 1087040, 1121010, 1195744, 1304448, 1494680, 1630560, 1668480, 1793616, 2174080, 2242020, 2391488, 2989360, 3261120, 3587232, 4484040, 4782976, 5978720, 6522240, 7174464, 8968080, 11957440, 14348928, 17936160, 23914880, 35872320, 71744640]

約数ペア:

[(1, 71744640), (2, 35872320), (3, 23914880), (4, 17936160), (5, 14348928), (6, 11957440), (8, 8968080), (10, 7174464), (11, 6522240), (12, 5978720), (15, 4782976), (16, 4484040), (20, 3587232), (22, 3261120), (24, 2989360), (30, 2391488), (32, 2242020), (33, 2174080), (40, 1793616), (43, 1668480), (44, 1630560), (48, 1494680), (55, 1304448), (60, 1195744), (64, 1121010), (66, 1087040), (79, 908160), (80, 896808), (86, 834240), (88, 815280), (96, 747340), (110, 652224), (120, 597872), (128, 560505), (129, 556160), (132, 543520), (158, 454080), (160, 448404), (165, 434816), (172, 417120), (176, 407640), (192, 373670), (215, 333696), (220, 326112), (237, 302720), (240, 298936), (258, 278080), (264, 271760), (316, 227040), (320, 224202), (330, 217408), (344, 208560), (352, 203820), (384, 186835), (395, 181632), (430, 166848), (440, 163056), (473, 151680), (474, 151360), (480, 149468), (516, 139040), (528, 135880), (632, 113520), (640, 112101), (645, 111232), (660, 108704), (688, 104280), (704, 101910), (790, 90816), (860, 83424), (869, 82560), (880, 81528), (946, 75840), (948, 75680), (960, 74734), (1032, 69520), (1056, 67940), (1185, 60544), (1264, 56760), (1290, 55616), (1320, 54352), (1376, 52140), (1408, 50955), (1419, 50560), (1580, 45408), (1720, 41712), (1738, 41280), (1760, 40764), (1892, 37920), (1896, 37840), (1920, 37367), (2064, 34760), (2112, 33970), (2365, 30336), (2370, 30272), (2528, 28380), (2580, 27808), (2607, 27520), (2640, 27176), (2752, 26070), (2838, 25280), (3160, 22704), (3397, 21120), (3440, 20856), (3476, 20640), (3520, 20382), (3784, 18960), (3792, 18920), (4128, 17380), (4224, 16985), (4345, 16512), (4730, 15168), (4740, 15136), (5056, 14190), (5160, 13904), (5214, 13760), (5280, 13588), (5504, 13035), (5676, 12640), (6320, 11352), (6794, 10560), (6880, 10428), (6952, 10320), (7040, 10191), (7095, 10112), (7568, 9480), (7584, 9460), (8256, 8690)]