15646020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{1543}}^1$

素因数の和:1581

約数の個数: 72

約数和(自身を含む): 47468736

約数和(自身を除く): 31822716

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 169, 195, 260, 338, 390, 507, 676, 780, 845, 1014, 1543, 1690, 2028, 2535, 3086, 3380, 4629, 5070, 6172, 7715, 9258, 10140, 15430, 18516, 20059, 23145, 30860, 40118, 46290, 60177, 80236, 92580, 100295, 120354, 200590, 240708, 260767, 300885, 401180, 521534, 601770, 782301, 1043068, 1203540, 1303835, 1564602, 2607670, 3129204, 3911505, 5215340, 7823010, 15646020]

約数ペア:

[(1, 15646020), (2, 7823010), (3, 5215340), (4, 3911505), (5, 3129204), (6, 2607670), (10, 1564602), (12, 1303835), (13, 1203540), (15, 1043068), (20, 782301), (26, 601770), (30, 521534), (39, 401180), (52, 300885), (60, 260767), (65, 240708), (78, 200590), (130, 120354), (156, 100295), (169, 92580), (195, 80236), (260, 60177), (338, 46290), (390, 40118), (507, 30860), (676, 23145), (780, 20059), (845, 18516), (1014, 15430), (1543, 10140), (1690, 9258), (2028, 7715), (2535, 6172), (3086, 5070), (3380, 4629)]