138439320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{60719}}^1$

素因数の和:60752

約数の個数: 64

約数和(自身を含む): 437184000

約数和(自身を除く): 298744680

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 38, 40, 57, 60, 76, 95, 114, 120, 152, 190, 228, 285, 380, 456, 570, 760, 1140, 2280, 60719, 121438, 182157, 242876, 303595, 364314, 485752, 607190, 728628, 910785, 1153661, 1214380, 1457256, 1821570, 2307322, 2428760, 3460983, 3643140, 4614644, 5768305, 6921966, 7286280, 9229288, 11536610, 13843932, 17304915, 23073220, 27687864, 34609830, 46146440, 69219660, 138439320]

約数ペア:

[(1, 138439320), (2, 69219660), (3, 46146440), (4, 34609830), (5, 27687864), (6, 23073220), (8, 17304915), (10, 13843932), (12, 11536610), (15, 9229288), (19, 7286280), (20, 6921966), (24, 5768305), (30, 4614644), (38, 3643140), (40, 3460983), (57, 2428760), (60, 2307322), (76, 1821570), (95, 1457256), (114, 1214380), (120, 1153661), (152, 910785), (190, 728628), (228, 607190), (285, 485752), (380, 364314), (456, 303595), (570, 242876), (760, 182157), (1140, 121438), (2280, 60719)]