15678972816

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{641}}^1\times {\mathrm{39199}}^1$

素因数の和:39864

約数の個数: 80

約数和(自身を含む): 43688870400

約数和(自身を除く): 28009897584

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 48, 52, 78, 104, 156, 208, 312, 624, 641, 1282, 1923, 2564, 3846, 5128, 7692, 8333, 10256, 15384, 16666, 24999, 30768, 33332, 39199, 49998, 66664, 78398, 99996, 117597, 133328, 156796, 199992, 235194, 313592, 399984, 470388, 509587, 627184, 940776, 1019174, 1528761, 1881552, 2038348, 3057522, 4076696, 6115044, 8153392, 12230088, 24460176, 25126559, 50253118, 75379677, 100506236, 150759354, 201012472, 301518708, 326645267, 402024944, 603037416, 653290534, 979935801, 1206074832, 1306581068, 1959871602, 2613162136, 3919743204, 5226324272, 7839486408, 15678972816]

約数ペア:

[(1, 15678972816), (2, 7839486408), (3, 5226324272), (4, 3919743204), (6, 2613162136), (8, 1959871602), (12, 1306581068), (13, 1206074832), (16, 979935801), (24, 653290534), (26, 603037416), (39, 402024944), (48, 326645267), (52, 301518708), (78, 201012472), (104, 150759354), (156, 100506236), (208, 75379677), (312, 50253118), (624, 25126559), (641, 24460176), (1282, 12230088), (1923, 8153392), (2564, 6115044), (3846, 4076696), (5128, 3057522), (7692, 2038348), (8333, 1881552), (10256, 1528761), (15384, 1019174), (16666, 940776), (24999, 627184), (30768, 509587), (33332, 470388), (39199, 399984), (49998, 313592), (66664, 235194), (78398, 199992), (99996, 156796), (117597, 133328)]