31194780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{107}}^1\times {\mathrm{113}}^1$

素因数の和:275

約数の個数: 96

約数和(自身を含む): 91010304

約数和(自身を除く): 59815524

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 43, 60, 86, 107, 113, 129, 172, 214, 215, 226, 258, 321, 339, 428, 430, 452, 516, 535, 565, 642, 645, 678, 860, 1070, 1130, 1284, 1290, 1356, 1605, 1695, 2140, 2260, 2580, 3210, 3390, 4601, 4859, 6420, 6780, 9202, 9718, 12091, 13803, 14577, 18404, 19436, 23005, 24182, 24295, 27606, 29154, 36273, 46010, 48364, 48590, 55212, 58308, 60455, 69015, 72546, 72885, 92020, 97180, 120910, 138030, 145092, 145770, 181365, 241820, 276060, 291540, 362730, 519913, 725460, 1039826, 1559739, 2079652, 2599565, 3119478, 5199130, 6238956, 7798695, 10398260, 15597390, 31194780]

約数ペア:

[(1, 31194780), (2, 15597390), (3, 10398260), (4, 7798695), (5, 6238956), (6, 5199130), (10, 3119478), (12, 2599565), (15, 2079652), (20, 1559739), (30, 1039826), (43, 725460), (60, 519913), (86, 362730), (107, 291540), (113, 276060), (129, 241820), (172, 181365), (214, 145770), (215, 145092), (226, 138030), (258, 120910), (321, 97180), (339, 92020), (428, 72885), (430, 72546), (452, 69015), (516, 60455), (535, 58308), (565, 55212), (642, 48590), (645, 48364), (678, 46010), (860, 36273), (1070, 29154), (1130, 27606), (1284, 24295), (1290, 24182), (1356, 23005), (1605, 19436), (1695, 18404), (2140, 14577), (2260, 13803), (2580, 12091), (3210, 9718), (3390, 9202), (4601, 6780), (4859, 6420)]