138802068

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{307}}^1\times {\mathrm{661}}^1$

素因数の和:997

約数の個数: 72

約数和(自身を含む): 371090720

約数和(自身を除く): 232288652

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 38, 57, 76, 114, 171, 228, 307, 342, 614, 661, 684, 921, 1228, 1322, 1842, 1983, 2644, 2763, 3684, 3966, 5526, 5833, 5949, 7932, 11052, 11666, 11898, 12559, 17499, 23332, 23796, 25118, 34998, 37677, 50236, 52497, 69996, 75354, 104994, 113031, 150708, 202927, 209988, 226062, 405854, 452124, 608781, 811708, 1217562, 1826343, 2435124, 3652686, 3855613, 7305372, 7711226, 11566839, 15422452, 23133678, 34700517, 46267356, 69401034, 138802068]

約数ペア:

[(1, 138802068), (2, 69401034), (3, 46267356), (4, 34700517), (6, 23133678), (9, 15422452), (12, 11566839), (18, 7711226), (19, 7305372), (36, 3855613), (38, 3652686), (57, 2435124), (76, 1826343), (114, 1217562), (171, 811708), (228, 608781), (307, 452124), (342, 405854), (614, 226062), (661, 209988), (684, 202927), (921, 150708), (1228, 113031), (1322, 104994), (1842, 75354), (1983, 69996), (2644, 52497), (2763, 50236), (3684, 37677), (3966, 34998), (5526, 25118), (5833, 23796), (5949, 23332), (7932, 17499), (11052, 12559), (11666, 11898)]