31221060

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{3079}}^1$

素因数の和:3117

約数の個数: 72

約数和(自身を含む): 94691520

約数和(自身を除く): 63470460

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, 1690, 2028, 2535, 3079, 3380, 5070, 6158, 9237, 10140, 12316, 15395, 18474, 30790, 36948, 40027, 46185, 61580, 80054, 92370, 120081, 160108, 184740, 200135, 240162, 400270, 480324, 520351, 600405, 800540, 1040702, 1200810, 1561053, 2081404, 2401620, 2601755, 3122106, 5203510, 6244212, 7805265, 10407020, 15610530, 31221060]

約数ペア:

[(1, 31221060), (2, 15610530), (3, 10407020), (4, 7805265), (5, 6244212), (6, 5203510), (10, 3122106), (12, 2601755), (13, 2401620), (15, 2081404), (20, 1561053), (26, 1200810), (30, 1040702), (39, 800540), (52, 600405), (60, 520351), (65, 480324), (78, 400270), (130, 240162), (156, 200135), (169, 184740), (195, 160108), (260, 120081), (338, 92370), (390, 80054), (507, 61580), (676, 46185), (780, 40027), (845, 36948), (1014, 30790), (1690, 18474), (2028, 15395), (2535, 12316), (3079, 10140), (3380, 9237), (5070, 6158)]