155848420

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{13}}^2\times {\mathrm{941}}^1$

素因数の和:990

約数の個数: 108

約数和(自身を含む): 412692084

約数和(自身を除く): 256843664

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 49, 52, 65, 70, 91, 98, 130, 140, 169, 182, 196, 245, 260, 338, 364, 455, 490, 637, 676, 845, 910, 941, 980, 1183, 1274, 1690, 1820, 1882, 2366, 2548, 3185, 3380, 3764, 4705, 4732, 5915, 6370, 6587, 8281, 9410, 11830, 12233, 12740, 13174, 16562, 18820, 23660, 24466, 26348, 32935, 33124, 41405, 46109, 48932, 61165, 65870, 82810, 85631, 92218, 122330, 131740, 159029, 165620, 171262, 184436, 230545, 244660, 318058, 342524, 428155, 461090, 599417, 636116, 795145, 856310, 922180, 1113203, 1198834, 1590290, 1712620, 2226406, 2397668, 2997085, 3180580, 4452812, 5566015, 5994170, 7792421, 11132030, 11988340, 15584842, 22264060, 31169684, 38962105, 77924210, 155848420]

約数ペア:

[(1, 155848420), (2, 77924210), (4, 38962105), (5, 31169684), (7, 22264060), (10, 15584842), (13, 11988340), (14, 11132030), (20, 7792421), (26, 5994170), (28, 5566015), (35, 4452812), (49, 3180580), (52, 2997085), (65, 2397668), (70, 2226406), (91, 1712620), (98, 1590290), (130, 1198834), (140, 1113203), (169, 922180), (182, 856310), (196, 795145), (245, 636116), (260, 599417), (338, 461090), (364, 428155), (455, 342524), (490, 318058), (637, 244660), (676, 230545), (845, 184436), (910, 171262), (941, 165620), (980, 159029), (1183, 131740), (1274, 122330), (1690, 92218), (1820, 85631), (1882, 82810), (2366, 65870), (2548, 61165), (3185, 48932), (3380, 46109), (3764, 41405), (4705, 33124), (4732, 32935), (5915, 26348), (6370, 24466), (6587, 23660), (8281, 18820), (9410, 16562), (11830, 13174), (12233, 12740)]