15738060

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{20177}}^1$

素因数の和:20202

約数の個数: 48

約数和(自身を含む): 47458656

約数和(自身を除く): 31720596

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 20177, 40354, 60531, 80708, 100885, 121062, 201770, 242124, 262301, 302655, 403540, 524602, 605310, 786903, 1049204, 1210620, 1311505, 1573806, 2623010, 3147612, 3934515, 5246020, 7869030, 15738060]

約数ペア:

[(1, 15738060), (2, 7869030), (3, 5246020), (4, 3934515), (5, 3147612), (6, 2623010), (10, 1573806), (12, 1311505), (13, 1210620), (15, 1049204), (20, 786903), (26, 605310), (30, 524602), (39, 403540), (52, 302655), (60, 262301), (65, 242124), (78, 201770), (130, 121062), (156, 100885), (195, 80708), (260, 60531), (390, 40354), (780, 20177)]