126338640

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{16981}}^1$

素因数の和:17028

約数の個数: 80

約数和(自身を含む): 404307456

約数和(自身を除く): 277968816

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 40, 48, 60, 62, 80, 93, 120, 124, 155, 186, 240, 248, 310, 372, 465, 496, 620, 744, 930, 1240, 1488, 1860, 2480, 3720, 7440, 16981, 33962, 50943, 67924, 84905, 101886, 135848, 169810, 203772, 254715, 271696, 339620, 407544, 509430, 526411, 679240, 815088, 1018860, 1052822, 1358480, 1579233, 2037720, 2105644, 2632055, 3158466, 4075440, 4211288, 5264110, 6316932, 7896165, 8422576, 10528220, 12633864, 15792330, 21056440, 25267728, 31584660, 42112880, 63169320, 126338640]

約数ペア:

[(1, 126338640), (2, 63169320), (3, 42112880), (4, 31584660), (5, 25267728), (6, 21056440), (8, 15792330), (10, 12633864), (12, 10528220), (15, 8422576), (16, 7896165), (20, 6316932), (24, 5264110), (30, 4211288), (31, 4075440), (40, 3158466), (48, 2632055), (60, 2105644), (62, 2037720), (80, 1579233), (93, 1358480), (120, 1052822), (124, 1018860), (155, 815088), (186, 679240), (240, 526411), (248, 509430), (310, 407544), (372, 339620), (465, 271696), (496, 254715), (620, 203772), (744, 169810), (930, 135848), (1240, 101886), (1488, 84905), (1860, 67924), (2480, 50943), (3720, 33962), (7440, 16981)]