128555760

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{467}}^1$

素因数の和:551

約数の個数: 160

約数和(自身を含む): 423401472

約数和(自身を除く): 294845712

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 37, 40, 48, 60, 62, 74, 80, 93, 111, 120, 124, 148, 155, 185, 186, 222, 240, 248, 296, 310, 370, 372, 444, 465, 467, 496, 555, 592, 620, 740, 744, 888, 930, 934, 1110, 1147, 1240, 1401, 1480, 1488, 1776, 1860, 1868, 2220, 2294, 2335, 2480, 2802, 2960, 3441, 3720, 3736, 4440, 4588, 4670, 5604, 5735, 6882, 7005, 7440, 7472, 8880, 9176, 9340, 11208, 11470, 13764, 14010, 14477, 17205, 17279, 18352, 18680, 22416, 22940, 27528, 28020, 28954, 34410, 34558, 37360, 43431, 45880, 51837, 55056, 56040, 57908, 68820, 69116, 72385, 86395, 86862, 91760, 103674, 112080, 115816, 137640, 138232, 144770, 172790, 173724, 207348, 217155, 231632, 259185, 275280, 276464, 289540, 345580, 347448, 414696, 434310, 518370, 535649, 579080, 691160, 694896, 829392, 868620, 1036740, 1071298, 1158160, 1382320, 1606947, 1737240, 2073480, 2142596, 2678245, 3213894, 3474480, 4146960, 4285192, 5356490, 6427788, 8034735, 8570384, 10712980, 12855576, 16069470, 21425960, 25711152, 32138940, 42851920, 64277880, 128555760]

約数ペア:

[(1, 128555760), (2, 64277880), (3, 42851920), (4, 32138940), (5, 25711152), (6, 21425960), (8, 16069470), (10, 12855576), (12, 10712980), (15, 8570384), (16, 8034735), (20, 6427788), (24, 5356490), (30, 4285192), (31, 4146960), (37, 3474480), (40, 3213894), (48, 2678245), (60, 2142596), (62, 2073480), (74, 1737240), (80, 1606947), (93, 1382320), (111, 1158160), (120, 1071298), (124, 1036740), (148, 868620), (155, 829392), (185, 694896), (186, 691160), (222, 579080), (240, 535649), (248, 518370), (296, 434310), (310, 414696), (370, 347448), (372, 345580), (444, 289540), (465, 276464), (467, 275280), (496, 259185), (555, 231632), (592, 217155), (620, 207348), (740, 173724), (744, 172790), (888, 144770), (930, 138232), (934, 137640), (1110, 115816), (1147, 112080), (1240, 103674), (1401, 91760), (1480, 86862), (1488, 86395), (1776, 72385), (1860, 69116), (1868, 68820), (2220, 57908), (2294, 56040), (2335, 55056), (2480, 51837), (2802, 45880), (2960, 43431), (3441, 37360), (3720, 34558), (3736, 34410), (4440, 28954), (4588, 28020), (4670, 27528), (5604, 22940), (5735, 22416), (6882, 18680), (7005, 18352), (7440, 17279), (7472, 17205), (8880, 14477), (9176, 14010), (9340, 13764), (11208, 11470)]