989162880

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{16619}}^1$

素因数の和:16672

約数の個数: 128

約数和(自身を含む): 3254860800

約数和(自身を除く): 2265697920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 32, 40, 48, 60, 62, 64, 80, 93, 96, 120, 124, 128, 155, 160, 186, 192, 240, 248, 310, 320, 372, 384, 465, 480, 496, 620, 640, 744, 930, 960, 992, 1240, 1488, 1860, 1920, 1984, 2480, 2976, 3720, 3968, 4960, 5952, 7440, 9920, 11904, 14880, 16619, 19840, 29760, 33238, 49857, 59520, 66476, 83095, 99714, 132952, 166190, 199428, 249285, 265904, 332380, 398856, 498570, 515189, 531808, 664760, 797712, 997140, 1030378, 1063616, 1329520, 1545567, 1595424, 1994280, 2060756, 2127232, 2575945, 2659040, 3091134, 3190848, 3988560, 4121512, 5151890, 5318080, 6182268, 6381696, 7727835, 7977120, 8243024, 10303780, 10636160, 12364536, 15455670, 15954240, 16486048, 20607560, 24729072, 30911340, 31908480, 32972096, 41215120, 49458144, 61822680, 65944192, 82430240, 98916288, 123645360, 164860480, 197832576, 247290720, 329720960, 494581440, 989162880]

約数ペア:

[(1, 989162880), (2, 494581440), (3, 329720960), (4, 247290720), (5, 197832576), (6, 164860480), (8, 123645360), (10, 98916288), (12, 82430240), (15, 65944192), (16, 61822680), (20, 49458144), (24, 41215120), (30, 32972096), (31, 31908480), (32, 30911340), (40, 24729072), (48, 20607560), (60, 16486048), (62, 15954240), (64, 15455670), (80, 12364536), (93, 10636160), (96, 10303780), (120, 8243024), (124, 7977120), (128, 7727835), (155, 6381696), (160, 6182268), (186, 5318080), (192, 5151890), (240, 4121512), (248, 3988560), (310, 3190848), (320, 3091134), (372, 2659040), (384, 2575945), (465, 2127232), (480, 2060756), (496, 1994280), (620, 1595424), (640, 1545567), (744, 1329520), (930, 1063616), (960, 1030378), (992, 997140), (1240, 797712), (1488, 664760), (1860, 531808), (1920, 515189), (1984, 498570), (2480, 398856), (2976, 332380), (3720, 265904), (3968, 249285), (4960, 199428), (5952, 166190), (7440, 132952), (9920, 99714), (11904, 83095), (14880, 66476), (16619, 59520), (19840, 49857), (29760, 33238)]