345496720

素因数分解:

$2^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{148921}}^1$

素因数の和:148963

約数の個数: 40

約数和(自身を含む): 830984760

約数和(自身を除く): 485488040

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 40, 58, 80, 116, 145, 232, 290, 464, 580, 1160, 2320, 148921, 297842, 595684, 744605, 1191368, 1489210, 2382736, 2978420, 4318709, 5956840, 8637418, 11913680, 17274836, 21593545, 34549672, 43187090, 69099344, 86374180, 172748360, 345496720]

約数ペア:

[(1, 345496720), (2, 172748360), (4, 86374180), (5, 69099344), (8, 43187090), (10, 34549672), (16, 21593545), (20, 17274836), (29, 11913680), (40, 8637418), (58, 5956840), (80, 4318709), (116, 2978420), (145, 2382736), (232, 1489210), (290, 1191368), (464, 744605), (580, 595684), (1160, 297842), (2320, 148921)]