1091728240

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{139}}^1\times {\mathrm{3167}}^1$

素因数の和:3350

約数の個数: 80

約数和(自身を含む): 2639831040

約数和(自身を除く): 1548102800

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 139, 155, 248, 278, 310, 496, 556, 620, 695, 1112, 1240, 1390, 2224, 2480, 2780, 3167, 4309, 5560, 6334, 8618, 11120, 12668, 15835, 17236, 21545, 25336, 31670, 34472, 43090, 50672, 63340, 68944, 86180, 98177, 126680, 172360, 196354, 253360, 344720, 392708, 440213, 490885, 785416, 880426, 981770, 1570832, 1760852, 1963540, 2201065, 3521704, 3927080, 4402130, 7043408, 7854160, 8804260, 13646603, 17608520, 27293206, 35217040, 54586412, 68233015, 109172824, 136466030, 218345648, 272932060, 545864120, 1091728240]

約数ペア:

[(1, 1091728240), (2, 545864120), (4, 272932060), (5, 218345648), (8, 136466030), (10, 109172824), (16, 68233015), (20, 54586412), (31, 35217040), (40, 27293206), (62, 17608520), (80, 13646603), (124, 8804260), (139, 7854160), (155, 7043408), (248, 4402130), (278, 3927080), (310, 3521704), (496, 2201065), (556, 1963540), (620, 1760852), (695, 1570832), (1112, 981770), (1240, 880426), (1390, 785416), (2224, 490885), (2480, 440213), (2780, 392708), (3167, 344720), (4309, 253360), (5560, 196354), (6334, 172360), (8618, 126680), (11120, 98177), (12668, 86180), (15835, 68944), (17236, 63340), (21545, 50672), (25336, 43090), (31670, 34472)]