180057520

素因数分解:

$2^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{77611}}^1$

素因数の和:77653

約数の個数: 40

約数和(自身を含む): 433074960

約数和(自身を除く): 253017440

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 40, 58, 80, 116, 145, 232, 290, 464, 580, 1160, 2320, 77611, 155222, 310444, 388055, 620888, 776110, 1241776, 1552220, 2250719, 3104440, 4501438, 6208880, 9002876, 11253595, 18005752, 22507190, 36011504, 45014380, 90028760, 180057520]

約数ペア:

[(1, 180057520), (2, 90028760), (4, 45014380), (5, 36011504), (8, 22507190), (10, 18005752), (16, 11253595), (20, 9002876), (29, 6208880), (40, 4501438), (58, 3104440), (80, 2250719), (116, 1552220), (145, 1241776), (232, 776110), (290, 620888), (464, 388055), (580, 310444), (1160, 155222), (2320, 77611)]