722056960

素因数分解:

$2^8\times 5^1\times {\mathrm{31}}^2\times {\mathrm{587}}^1$

素因数の和:670

約数の個数: 108

約数和(自身を含む): 1790188344

約数和(自身を除く): 1068131384

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 128, 155, 160, 248, 256, 310, 320, 496, 587, 620, 640, 961, 992, 1174, 1240, 1280, 1922, 1984, 2348, 2480, 2935, 3844, 3968, 4696, 4805, 4960, 5870, 7688, 7936, 9392, 9610, 9920, 11740, 15376, 18197, 18784, 19220, 19840, 23480, 30752, 36394, 37568, 38440, 39680, 46960, 61504, 72788, 75136, 76880, 90985, 93920, 123008, 145576, 150272, 153760, 181970, 187840, 246016, 291152, 307520, 363940, 375680, 564107, 582304, 615040, 727880, 751360, 1128214, 1164608, 1230080, 1455760, 2256428, 2329216, 2820535, 2911520, 4512856, 4658432, 5641070, 5823040, 9025712, 11282140, 11646080, 18051424, 22564280, 23292160, 36102848, 45128560, 72205696, 90257120, 144411392, 180514240, 361028480, 722056960]

約数ペア:

[(1, 722056960), (2, 361028480), (4, 180514240), (5, 144411392), (8, 90257120), (10, 72205696), (16, 45128560), (20, 36102848), (31, 23292160), (32, 22564280), (40, 18051424), (62, 11646080), (64, 11282140), (80, 9025712), (124, 5823040), (128, 5641070), (155, 4658432), (160, 4512856), (248, 2911520), (256, 2820535), (310, 2329216), (320, 2256428), (496, 1455760), (587, 1230080), (620, 1164608), (640, 1128214), (961, 751360), (992, 727880), (1174, 615040), (1240, 582304), (1280, 564107), (1922, 375680), (1984, 363940), (2348, 307520), (2480, 291152), (2935, 246016), (3844, 187840), (3968, 181970), (4696, 153760), (4805, 150272), (4960, 145576), (5870, 123008), (7688, 93920), (7936, 90985), (9392, 76880), (9610, 75136), (9920, 72788), (11740, 61504), (15376, 46960), (18197, 39680), (18784, 38440), (19220, 37568), (19840, 36394), (23480, 30752)]