123111728

素因数分解:

$2^4\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{101}}^1$

素因数の和:246

約数の個数: 80

約数和(自身を含む): 259536960

約数和(自身を除く): 136425232

約数列:

[1, 2, 4, 8, 16, 29, 37, 58, 71, 74, 101, 116, 142, 148, 202, 232, 284, 296, 404, 464, 568, 592, 808, 1073, 1136, 1616, 2059, 2146, 2627, 2929, 3737, 4118, 4292, 5254, 5858, 7171, 7474, 8236, 8584, 10508, 11716, 14342, 14948, 16472, 17168, 21016, 23432, 28684, 29896, 32944, 42032, 46864, 57368, 59792, 76183, 108373, 114736, 152366, 207959, 216746, 265327, 304732, 415918, 433492, 530654, 609464, 831836, 866984, 1061308, 1218928, 1663672, 1733968, 2122616, 3327344, 4245232, 7694483, 15388966, 30777932, 61555864, 123111728]

約数ペア:

[(1, 123111728), (2, 61555864), (4, 30777932), (8, 15388966), (16, 7694483), (29, 4245232), (37, 3327344), (58, 2122616), (71, 1733968), (74, 1663672), (101, 1218928), (116, 1061308), (142, 866984), (148, 831836), (202, 609464), (232, 530654), (284, 433492), (296, 415918), (404, 304732), (464, 265327), (568, 216746), (592, 207959), (808, 152366), (1073, 114736), (1136, 108373), (1616, 76183), (2059, 59792), (2146, 57368), (2627, 46864), (2929, 42032), (3737, 32944), (4118, 29896), (4292, 28684), (5254, 23432), (5858, 21016), (7171, 17168), (7474, 16472), (8236, 14948), (8584, 14342), (10508, 11716)]