1444113920

素因数分解:

$2^9\times 5^1\times {\mathrm{31}}^2\times {\mathrm{587}}^1$

素因数の和:672

約数の個数: 120

約数和(自身を含む): 3583879992

約数和(自身を除く): 2139766072

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, 512, 587, 620, 640, 961, 992, 1174, 1240, 1280, 1922, 1984, 2348, 2480, 2560, 2935, 3844, 3968, 4696, 4805, 4960, 5870, 7688, 7936, 9392, 9610, 9920, 11740, 15376, 15872, 18197, 18784, 19220, 19840, 23480, 30752, 36394, 37568, 38440, 39680, 46960, 61504, 72788, 75136, 76880, 79360, 90985, 93920, 123008, 145576, 150272, 153760, 181970, 187840, 246016, 291152, 300544, 307520, 363940, 375680, 492032, 564107, 582304, 615040, 727880, 751360, 1128214, 1164608, 1230080, 1455760, 1502720, 2256428, 2329216, 2460160, 2820535, 2911520, 4512856, 4658432, 5641070, 5823040, 9025712, 9316864, 11282140, 11646080, 18051424, 22564280, 23292160, 36102848, 45128560, 46584320, 72205696, 90257120, 144411392, 180514240, 288822784, 361028480, 722056960, 1444113920]

約数ペア:

[(1, 1444113920), (2, 722056960), (4, 361028480), (5, 288822784), (8, 180514240), (10, 144411392), (16, 90257120), (20, 72205696), (31, 46584320), (32, 45128560), (40, 36102848), (62, 23292160), (64, 22564280), (80, 18051424), (124, 11646080), (128, 11282140), (155, 9316864), (160, 9025712), (248, 5823040), (256, 5641070), (310, 4658432), (320, 4512856), (496, 2911520), (512, 2820535), (587, 2460160), (620, 2329216), (640, 2256428), (961, 1502720), (992, 1455760), (1174, 1230080), (1240, 1164608), (1280, 1128214), (1922, 751360), (1984, 727880), (2348, 615040), (2480, 582304), (2560, 564107), (2935, 492032), (3844, 375680), (3968, 363940), (4696, 307520), (4805, 300544), (4960, 291152), (5870, 246016), (7688, 187840), (7936, 181970), (9392, 153760), (9610, 150272), (9920, 145576), (11740, 123008), (15376, 93920), (15872, 90985), (18197, 79360), (18784, 76880), (19220, 75136), (19840, 72788), (23480, 61504), (30752, 46960), (36394, 39680), (37568, 38440)]