30681510

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{131}}^1\times {\mathrm{211}}^1$

素因数の和:389

約数の個数: 64

約数和(自身を含む): 76564224

約数和(自身を除く): 45882714

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 37, 74, 111, 131, 185, 211, 222, 262, 370, 393, 422, 555, 633, 655, 786, 1055, 1110, 1266, 1310, 1965, 2110, 3165, 3930, 4847, 6330, 7807, 9694, 14541, 15614, 23421, 24235, 27641, 29082, 39035, 46842, 48470, 55282, 72705, 78070, 82923, 117105, 138205, 145410, 165846, 234210, 276410, 414615, 829230, 1022717, 2045434, 3068151, 5113585, 6136302, 10227170, 15340755, 30681510]

約数ペア:

[(1, 30681510), (2, 15340755), (3, 10227170), (5, 6136302), (6, 5113585), (10, 3068151), (15, 2045434), (30, 1022717), (37, 829230), (74, 414615), (111, 276410), (131, 234210), (185, 165846), (211, 145410), (222, 138205), (262, 117105), (370, 82923), (393, 78070), (422, 72705), (555, 55282), (633, 48470), (655, 46842), (786, 39035), (1055, 29082), (1110, 27641), (1266, 24235), (1310, 23421), (1965, 15614), (2110, 14541), (3165, 9694), (3930, 7807), (4847, 6330)]