15381080

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{2689}}^1$

素因数の和:2724

約数の個数: 64

約数和(自身を含む): 40672800

約数和(自身を除く): 25291720

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 20, 22, 26, 40, 44, 52, 55, 65, 88, 104, 110, 130, 143, 220, 260, 286, 440, 520, 572, 715, 1144, 1430, 2689, 2860, 5378, 5720, 10756, 13445, 21512, 26890, 29579, 34957, 53780, 59158, 69914, 107560, 118316, 139828, 147895, 174785, 236632, 279656, 295790, 349570, 384527, 591580, 699140, 769054, 1183160, 1398280, 1538108, 1922635, 3076216, 3845270, 7690540, 15381080]

約数ペア:

[(1, 15381080), (2, 7690540), (4, 3845270), (5, 3076216), (8, 1922635), (10, 1538108), (11, 1398280), (13, 1183160), (20, 769054), (22, 699140), (26, 591580), (40, 384527), (44, 349570), (52, 295790), (55, 279656), (65, 236632), (88, 174785), (104, 147895), (110, 139828), (130, 118316), (143, 107560), (220, 69914), (260, 59158), (286, 53780), (440, 34957), (520, 29579), (572, 26890), (715, 21512), (1144, 13445), (1430, 10756), (2689, 5720), (2860, 5378)]