218638440

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{67481}}^1$

素因数の和:67504

約数の個数: 80

約数和(自身を含む): 734878980

約数和(自身を除く): 516240540

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 81, 90, 108, 120, 135, 162, 180, 216, 270, 324, 360, 405, 540, 648, 810, 1080, 1620, 3240, 67481, 134962, 202443, 269924, 337405, 404886, 539848, 607329, 674810, 809772, 1012215, 1214658, 1349620, 1619544, 1821987, 2024430, 2429316, 2699240, 3036645, 3643974, 4048860, 4858632, 5465961, 6073290, 7287948, 8097720, 9109935, 10931922, 12146580, 14575896, 18219870, 21863844, 24293160, 27329805, 36439740, 43727688, 54659610, 72879480, 109319220, 218638440]

約数ペア:

[(1, 218638440), (2, 109319220), (3, 72879480), (4, 54659610), (5, 43727688), (6, 36439740), (8, 27329805), (9, 24293160), (10, 21863844), (12, 18219870), (15, 14575896), (18, 12146580), (20, 10931922), (24, 9109935), (27, 8097720), (30, 7287948), (36, 6073290), (40, 5465961), (45, 4858632), (54, 4048860), (60, 3643974), (72, 3036645), (81, 2699240), (90, 2429316), (108, 2024430), (120, 1821987), (135, 1619544), (162, 1349620), (180, 1214658), (216, 1012215), (270, 809772), (324, 674810), (360, 607329), (405, 539848), (540, 404886), (648, 337405), (810, 269924), (1080, 202443), (1620, 134962), (3240, 67481)]