290567280

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{52639}}^1$

素因数の和:52678

約数の個数: 80

約数和(自身を含む): 939939840

約数和(自身を除く): 649372560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 23, 24, 30, 40, 46, 48, 60, 69, 80, 92, 115, 120, 138, 184, 230, 240, 276, 345, 368, 460, 552, 690, 920, 1104, 1380, 1840, 2760, 5520, 52639, 105278, 157917, 210556, 263195, 315834, 421112, 526390, 631668, 789585, 842224, 1052780, 1210697, 1263336, 1579170, 2105560, 2421394, 2526672, 3158340, 3632091, 4211120, 4842788, 6053485, 6316680, 7264182, 9685576, 12106970, 12633360, 14528364, 18160455, 19371152, 24213940, 29056728, 36320910, 48427880, 58113456, 72641820, 96855760, 145283640, 290567280]

約数ペア:

[(1, 290567280), (2, 145283640), (3, 96855760), (4, 72641820), (5, 58113456), (6, 48427880), (8, 36320910), (10, 29056728), (12, 24213940), (15, 19371152), (16, 18160455), (20, 14528364), (23, 12633360), (24, 12106970), (30, 9685576), (40, 7264182), (46, 6316680), (48, 6053485), (60, 4842788), (69, 4211120), (80, 3632091), (92, 3158340), (115, 2526672), (120, 2421394), (138, 2105560), (184, 1579170), (230, 1263336), (240, 1210697), (276, 1052780), (345, 842224), (368, 789585), (460, 631668), (552, 526390), (690, 421112), (920, 315834), (1104, 263195), (1380, 210556), (1840, 157917), (2760, 105278), (5520, 52639)]