154289460

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{197807}}^1$

素因数の和:197832

約数の個数: 48

約数和(自身を含む): 465244416

約数和(自身を除く): 310954956

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 197807, 395614, 593421, 791228, 989035, 1186842, 1978070, 2373684, 2571491, 2967105, 3956140, 5142982, 5934210, 7714473, 10285964, 11868420, 12857455, 15428946, 25714910, 30857892, 38572365, 51429820, 77144730, 154289460]

約数ペア:

[(1, 154289460), (2, 77144730), (3, 51429820), (4, 38572365), (5, 30857892), (6, 25714910), (10, 15428946), (12, 12857455), (13, 11868420), (15, 10285964), (20, 7714473), (26, 5934210), (30, 5142982), (39, 3956140), (52, 2967105), (60, 2571491), (65, 2373684), (78, 1978070), (130, 1186842), (156, 989035), (195, 791228), (260, 593421), (390, 395614), (780, 197807)]