121215456

素因数分解:

$2^5\times 3^2\times {\mathrm{31}}^1\times {\mathrm{13577}}^1$

素因数の和:13624

約数の個数: 72

約数和(自身を含む): 355852224

約数和(自身を除く): 234636768

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 31, 32, 36, 48, 62, 72, 93, 96, 124, 144, 186, 248, 279, 288, 372, 496, 558, 744, 992, 1116, 1488, 2232, 2976, 4464, 8928, 13577, 27154, 40731, 54308, 81462, 108616, 122193, 162924, 217232, 244386, 325848, 420887, 434464, 488772, 651696, 841774, 977544, 1262661, 1303392, 1683548, 1955088, 2525322, 3367096, 3787983, 3910176, 5050644, 6734192, 7575966, 10101288, 13468384, 15151932, 20202576, 30303864, 40405152, 60607728, 121215456]

約数ペア:

[(1, 121215456), (2, 60607728), (3, 40405152), (4, 30303864), (6, 20202576), (8, 15151932), (9, 13468384), (12, 10101288), (16, 7575966), (18, 6734192), (24, 5050644), (31, 3910176), (32, 3787983), (36, 3367096), (48, 2525322), (62, 1955088), (72, 1683548), (93, 1303392), (96, 1262661), (124, 977544), (144, 841774), (186, 651696), (248, 488772), (279, 434464), (288, 420887), (372, 325848), (496, 244386), (558, 217232), (744, 162924), (992, 122193), (1116, 108616), (1488, 81462), (2232, 54308), (2976, 40731), (4464, 27154), (8928, 13577)]