177620560

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{233}}^1\times {\mathrm{733}}^1$

素因数の和:992

約数の個数: 80

約数和(自身を含む): 447252624

約数和(自身を除く): 269632064

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 233, 260, 466, 520, 733, 932, 1040, 1165, 1466, 1864, 2330, 2932, 3029, 3665, 3728, 4660, 5864, 6058, 7330, 9320, 9529, 11728, 12116, 14660, 15145, 18640, 19058, 24232, 29320, 30290, 38116, 47645, 48464, 58640, 60580, 76232, 95290, 121160, 152464, 170789, 190580, 242320, 341578, 381160, 683156, 762320, 853945, 1366312, 1707890, 2220257, 2732624, 3415780, 4440514, 6831560, 8881028, 11101285, 13663120, 17762056, 22202570, 35524112, 44405140, 88810280, 177620560]

約数ペア:

[(1, 177620560), (2, 88810280), (4, 44405140), (5, 35524112), (8, 22202570), (10, 17762056), (13, 13663120), (16, 11101285), (20, 8881028), (26, 6831560), (40, 4440514), (52, 3415780), (65, 2732624), (80, 2220257), (104, 1707890), (130, 1366312), (208, 853945), (233, 762320), (260, 683156), (466, 381160), (520, 341578), (733, 242320), (932, 190580), (1040, 170789), (1165, 152464), (1466, 121160), (1864, 95290), (2330, 76232), (2932, 60580), (3029, 58640), (3665, 48464), (3728, 47645), (4660, 38116), (5864, 30290), (6058, 29320), (7330, 24232), (9320, 19058), (9529, 18640), (11728, 15145), (12116, 14660)]