71553720

素因数分解:

$2^3\times 3^1\times 5^1\times 7^2\times {\mathrm{43}}^1\times {\mathrm{283}}^1$

素因数の和:354

約数の個数: 192

約数和(自身を含む): 256417920

約数和(自身を除く): 184864200

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 43, 49, 56, 60, 70, 84, 86, 98, 105, 120, 129, 140, 147, 168, 172, 196, 210, 215, 245, 258, 280, 283, 294, 301, 344, 392, 420, 430, 490, 516, 566, 588, 602, 645, 735, 840, 849, 860, 903, 980, 1032, 1132, 1176, 1204, 1290, 1415, 1470, 1505, 1698, 1720, 1806, 1960, 1981, 2107, 2264, 2408, 2580, 2830, 2940, 3010, 3396, 3612, 3962, 4214, 4245, 4515, 5160, 5660, 5880, 5943, 6020, 6321, 6792, 7224, 7924, 8428, 8490, 9030, 9905, 10535, 11320, 11886, 12040, 12169, 12642, 13867, 15848, 16856, 16980, 18060, 19810, 21070, 23772, 24338, 25284, 27734, 29715, 31605, 33960, 36120, 36507, 39620, 41601, 42140, 47544, 48676, 50568, 55468, 59430, 60845, 63210, 69335, 73014, 79240, 83202, 84280, 85183, 97352, 110936, 118860, 121690, 126420, 138670, 146028, 166404, 170366, 182535, 208005, 237720, 243380, 252840, 255549, 277340, 292056, 332808, 340732, 365070, 416010, 425915, 486760, 511098, 554680, 596281, 681464, 730140, 832020, 851830, 1022196, 1192562, 1277745, 1460280, 1664040, 1703660, 1788843, 2044392, 2385124, 2555490, 2981405, 3407320, 3577686, 4770248, 5110980, 5962810, 7155372, 8944215, 10221960, 11925620, 14310744, 17888430, 23851240, 35776860, 71553720]

約数ペア:

[(1, 71553720), (2, 35776860), (3, 23851240), (4, 17888430), (5, 14310744), (6, 11925620), (7, 10221960), (8, 8944215), (10, 7155372), (12, 5962810), (14, 5110980), (15, 4770248), (20, 3577686), (21, 3407320), (24, 2981405), (28, 2555490), (30, 2385124), (35, 2044392), (40, 1788843), (42, 1703660), (43, 1664040), (49, 1460280), (56, 1277745), (60, 1192562), (70, 1022196), (84, 851830), (86, 832020), (98, 730140), (105, 681464), (120, 596281), (129, 554680), (140, 511098), (147, 486760), (168, 425915), (172, 416010), (196, 365070), (210, 340732), (215, 332808), (245, 292056), (258, 277340), (280, 255549), (283, 252840), (294, 243380), (301, 237720), (344, 208005), (392, 182535), (420, 170366), (430, 166404), (490, 146028), (516, 138670), (566, 126420), (588, 121690), (602, 118860), (645, 110936), (735, 97352), (840, 85183), (849, 84280), (860, 83202), (903, 79240), (980, 73014), (1032, 69335), (1132, 63210), (1176, 60845), (1204, 59430), (1290, 55468), (1415, 50568), (1470, 48676), (1505, 47544), (1698, 42140), (1720, 41601), (1806, 39620), (1960, 36507), (1981, 36120), (2107, 33960), (2264, 31605), (2408, 29715), (2580, 27734), (2830, 25284), (2940, 24338), (3010, 23772), (3396, 21070), (3612, 19810), (3962, 18060), (4214, 16980), (4245, 16856), (4515, 15848), (5160, 13867), (5660, 12642), (5880, 12169), (5943, 12040), (6020, 11886), (6321, 11320), (6792, 10535), (7224, 9905), (7924, 9030), (8428, 8490)]