21029255040

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{491}}^1\times {\mathrm{22307}}^1$

素因数の和:22820

約数の個数: 128

約数和(自身を含む): 67170280320

約数和(自身を除く): 46141025280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 240, 320, 384, 480, 491, 640, 960, 982, 1473, 1920, 1964, 2455, 2946, 3928, 4910, 5892, 7365, 7856, 9820, 11784, 14730, 15712, 19640, 22307, 23568, 29460, 31424, 39280, 44614, 47136, 58920, 62848, 66921, 78560, 89228, 94272, 111535, 117840, 133842, 157120, 178456, 188544, 223070, 235680, 267684, 314240, 334605, 356912, 446140, 471360, 535368, 669210, 713824, 892280, 942720, 1070736, 1338420, 1427648, 1784560, 2141472, 2676840, 2855296, 3569120, 4282944, 5353680, 7138240, 8565888, 10707360, 10952737, 14276480, 21414720, 21905474, 32858211, 42829440, 43810948, 54763685, 65716422, 87621896, 109527370, 131432844, 164291055, 175243792, 219054740, 262865688, 328582110, 350487584, 438109480, 525731376, 657164220, 700975168, 876218960, 1051462752, 1314328440, 1401950336, 1752437920, 2102925504, 2628656880, 3504875840, 4205851008, 5257313760, 7009751680, 10514627520, 21029255040]

約数ペア:

[(1, 21029255040), (2, 10514627520), (3, 7009751680), (4, 5257313760), (5, 4205851008), (6, 3504875840), (8, 2628656880), (10, 2102925504), (12, 1752437920), (15, 1401950336), (16, 1314328440), (20, 1051462752), (24, 876218960), (30, 700975168), (32, 657164220), (40, 525731376), (48, 438109480), (60, 350487584), (64, 328582110), (80, 262865688), (96, 219054740), (120, 175243792), (128, 164291055), (160, 131432844), (192, 109527370), (240, 87621896), (320, 65716422), (384, 54763685), (480, 43810948), (491, 42829440), (640, 32858211), (960, 21905474), (982, 21414720), (1473, 14276480), (1920, 10952737), (1964, 10707360), (2455, 8565888), (2946, 7138240), (3928, 5353680), (4910, 4282944), (5892, 3569120), (7365, 2855296), (7856, 2676840), (9820, 2141472), (11784, 1784560), (14730, 1427648), (15712, 1338420), (19640, 1070736), (22307, 942720), (23568, 892280), (29460, 713824), (31424, 669210), (39280, 535368), (44614, 471360), (47136, 446140), (58920, 356912), (62848, 334605), (66921, 314240), (78560, 267684), (89228, 235680), (94272, 223070), (111535, 188544), (117840, 178456), (133842, 157120)]