7574280

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{127}}^1$

素因数の和:219

約数の個数: 128

約数和(自身を含む): 26542080

約数和(自身を除く): 18967800

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 71, 84, 105, 120, 127, 140, 142, 168, 210, 213, 254, 280, 284, 355, 381, 420, 426, 497, 508, 568, 635, 710, 762, 840, 852, 889, 994, 1016, 1065, 1270, 1420, 1491, 1524, 1704, 1778, 1905, 1988, 2130, 2485, 2540, 2667, 2840, 2982, 3048, 3556, 3810, 3976, 4260, 4445, 4970, 5080, 5334, 5964, 7112, 7455, 7620, 8520, 8890, 9017, 9940, 10668, 11928, 13335, 14910, 15240, 17780, 18034, 19880, 21336, 26670, 27051, 29820, 35560, 36068, 45085, 53340, 54102, 59640, 63119, 72136, 90170, 106680, 108204, 126238, 135255, 180340, 189357, 216408, 252476, 270510, 315595, 360680, 378714, 504952, 541020, 631190, 757428, 946785, 1082040, 1262380, 1514856, 1893570, 2524760, 3787140, 7574280]

約数ペア:

[(1, 7574280), (2, 3787140), (3, 2524760), (4, 1893570), (5, 1514856), (6, 1262380), (7, 1082040), (8, 946785), (10, 757428), (12, 631190), (14, 541020), (15, 504952), (20, 378714), (21, 360680), (24, 315595), (28, 270510), (30, 252476), (35, 216408), (40, 189357), (42, 180340), (56, 135255), (60, 126238), (70, 108204), (71, 106680), (84, 90170), (105, 72136), (120, 63119), (127, 59640), (140, 54102), (142, 53340), (168, 45085), (210, 36068), (213, 35560), (254, 29820), (280, 27051), (284, 26670), (355, 21336), (381, 19880), (420, 18034), (426, 17780), (497, 15240), (508, 14910), (568, 13335), (635, 11928), (710, 10668), (762, 9940), (840, 9017), (852, 8890), (889, 8520), (994, 7620), (1016, 7455), (1065, 7112), (1270, 5964), (1420, 5334), (1491, 5080), (1524, 4970), (1704, 4445), (1778, 4260), (1905, 3976), (1988, 3810), (2130, 3556), (2485, 3048), (2540, 2982), (2667, 2840)]