42643770

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^3\times {\mathrm{647}}^1$

素因数の和:696

約数の個数: 64

約数和(自身を含む): 111041280

約数和(自身を除く): 68397510

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 169, 195, 338, 390, 507, 647, 845, 1014, 1294, 1690, 1941, 2197, 2535, 3235, 3882, 4394, 5070, 6470, 6591, 8411, 9705, 10985, 13182, 16822, 19410, 21970, 25233, 32955, 42055, 50466, 65910, 84110, 109343, 126165, 218686, 252330, 328029, 546715, 656058, 1093430, 1421459, 1640145, 2842918, 3280290, 4264377, 7107295, 8528754, 14214590, 21321885, 42643770]

約数ペア:

[(1, 42643770), (2, 21321885), (3, 14214590), (5, 8528754), (6, 7107295), (10, 4264377), (13, 3280290), (15, 2842918), (26, 1640145), (30, 1421459), (39, 1093430), (65, 656058), (78, 546715), (130, 328029), (169, 252330), (195, 218686), (338, 126165), (390, 109343), (507, 84110), (647, 65910), (845, 50466), (1014, 42055), (1294, 32955), (1690, 25233), (1941, 21970), (2197, 19410), (2535, 16822), (3235, 13182), (3882, 10985), (4394, 9705), (5070, 8411), (6470, 6591)]