18044190

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{23}}^2\times {\mathrm{379}}^1$

素因数の和:438

約数の個数: 72

約数和(自身を含む): 49172760

約数和(自身を除く): 31128570

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 23, 30, 45, 46, 69, 90, 115, 138, 207, 230, 345, 379, 414, 529, 690, 758, 1035, 1058, 1137, 1587, 1895, 2070, 2274, 2645, 3174, 3411, 3790, 4761, 5290, 5685, 6822, 7935, 8717, 9522, 11370, 15870, 17055, 17434, 23805, 26151, 34110, 43585, 47610, 52302, 78453, 87170, 130755, 156906, 200491, 261510, 392265, 400982, 601473, 784530, 1002455, 1202946, 1804419, 2004910, 3007365, 3608838, 6014730, 9022095, 18044190]

約数ペア:

[(1, 18044190), (2, 9022095), (3, 6014730), (5, 3608838), (6, 3007365), (9, 2004910), (10, 1804419), (15, 1202946), (18, 1002455), (23, 784530), (30, 601473), (45, 400982), (46, 392265), (69, 261510), (90, 200491), (115, 156906), (138, 130755), (207, 87170), (230, 78453), (345, 52302), (379, 47610), (414, 43585), (529, 34110), (690, 26151), (758, 23805), (1035, 17434), (1058, 17055), (1137, 15870), (1587, 11370), (1895, 9522), (2070, 8717), (2274, 7935), (2645, 6822), (3174, 5685), (3411, 5290), (3790, 4761)]