15697656540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{2028121}}^1$

素因数の和:2028179

約数の個数: 72

約数和(自身を含む): 48723602928

約数和(自身を除く): 33025946388

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 43, 45, 60, 86, 90, 129, 172, 180, 215, 258, 387, 430, 516, 645, 774, 860, 1290, 1548, 1935, 2580, 3870, 7740, 2028121, 4056242, 6084363, 8112484, 10140605, 12168726, 18253089, 20281210, 24337452, 30421815, 36506178, 40562420, 60843630, 73012356, 87209203, 91265445, 121687260, 174418406, 182530890, 261627609, 348836812, 365061780, 436046015, 523255218, 784882827, 872092030, 1046510436, 1308138045, 1569765654, 1744184060, 2616276090, 3139531308, 3924414135, 5232552180, 7848828270, 15697656540]

約数ペア:

[(1, 15697656540), (2, 7848828270), (3, 5232552180), (4, 3924414135), (5, 3139531308), (6, 2616276090), (9, 1744184060), (10, 1569765654), (12, 1308138045), (15, 1046510436), (18, 872092030), (20, 784882827), (30, 523255218), (36, 436046015), (43, 365061780), (45, 348836812), (60, 261627609), (86, 182530890), (90, 174418406), (129, 121687260), (172, 91265445), (180, 87209203), (215, 73012356), (258, 60843630), (387, 40562420), (430, 36506178), (516, 30421815), (645, 24337452), (774, 20281210), (860, 18253089), (1290, 12168726), (1548, 10140605), (1935, 8112484), (2580, 6084363), (3870, 4056242), (7740, 2028121)]