155939760

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{1987}}^1$

素因数の和:2115

約数の個数: 120

約数和(自身を含む): 528768240

約数和(自身を除く): 372828480

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 109, 120, 144, 180, 218, 240, 327, 360, 436, 545, 654, 720, 872, 981, 1090, 1308, 1635, 1744, 1962, 1987, 2180, 2616, 3270, 3924, 3974, 4360, 4905, 5232, 5961, 6540, 7848, 7948, 8720, 9810, 9935, 11922, 13080, 15696, 15896, 17883, 19620, 19870, 23844, 26160, 29805, 31792, 35766, 39240, 39740, 47688, 59610, 71532, 78480, 79480, 89415, 95376, 119220, 143064, 158960, 178830, 216583, 238440, 286128, 357660, 433166, 476880, 649749, 715320, 866332, 1082915, 1299498, 1430640, 1732664, 1949247, 2165830, 2598996, 3248745, 3465328, 3898494, 4331660, 5197992, 6497490, 7796988, 8663320, 9746235, 10395984, 12994980, 15593976, 17326640, 19492470, 25989960, 31187952, 38984940, 51979920, 77969880, 155939760]

約数ペア:

[(1, 155939760), (2, 77969880), (3, 51979920), (4, 38984940), (5, 31187952), (6, 25989960), (8, 19492470), (9, 17326640), (10, 15593976), (12, 12994980), (15, 10395984), (16, 9746235), (18, 8663320), (20, 7796988), (24, 6497490), (30, 5197992), (36, 4331660), (40, 3898494), (45, 3465328), (48, 3248745), (60, 2598996), (72, 2165830), (80, 1949247), (90, 1732664), (109, 1430640), (120, 1299498), (144, 1082915), (180, 866332), (218, 715320), (240, 649749), (327, 476880), (360, 433166), (436, 357660), (545, 286128), (654, 238440), (720, 216583), (872, 178830), (981, 158960), (1090, 143064), (1308, 119220), (1635, 95376), (1744, 89415), (1962, 79480), (1987, 78480), (2180, 71532), (2616, 59610), (3270, 47688), (3924, 39740), (3974, 39240), (4360, 35766), (4905, 31792), (5232, 29805), (5961, 26160), (6540, 23844), (7848, 19870), (7948, 19620), (8720, 17883), (9810, 15896), (9935, 15696), (11922, 13080)]