15051140

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{61}}^1\times {\mathrm{73}}^1$

素因数の和:169

約数の個数: 72

約数和(自身を含む): 35263368

約数和(自身を除く): 20212228

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 61, 65, 73, 122, 130, 146, 169, 244, 260, 292, 305, 338, 365, 610, 676, 730, 793, 845, 949, 1220, 1460, 1586, 1690, 1898, 3172, 3380, 3796, 3965, 4453, 4745, 7930, 8906, 9490, 10309, 12337, 15860, 17812, 18980, 20618, 22265, 24674, 41236, 44530, 49348, 51545, 57889, 61685, 89060, 103090, 115778, 123370, 206180, 231556, 246740, 289445, 578890, 752557, 1157780, 1505114, 3010228, 3762785, 7525570, 15051140]

約数ペア:

[(1, 15051140), (2, 7525570), (4, 3762785), (5, 3010228), (10, 1505114), (13, 1157780), (20, 752557), (26, 578890), (52, 289445), (61, 246740), (65, 231556), (73, 206180), (122, 123370), (130, 115778), (146, 103090), (169, 89060), (244, 61685), (260, 57889), (292, 51545), (305, 49348), (338, 44530), (365, 41236), (610, 24674), (676, 22265), (730, 20618), (793, 18980), (845, 17812), (949, 15860), (1220, 12337), (1460, 10309), (1586, 9490), (1690, 8906), (1898, 7930), (3172, 4745), (3380, 4453), (3796, 3965)]