521894040

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{83}}^1\times {\mathrm{859}}^1$

素因数の和:1017

約数の個数: 128

約数和(自身を含む): 1612396800

約数和(自身を除く): 1090502760

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 61, 83, 120, 122, 166, 183, 244, 249, 305, 332, 366, 415, 488, 498, 610, 664, 732, 830, 859, 915, 996, 1220, 1245, 1464, 1660, 1718, 1830, 1992, 2440, 2490, 2577, 3320, 3436, 3660, 4295, 4980, 5063, 5154, 6872, 7320, 8590, 9960, 10126, 10308, 12885, 15189, 17180, 20252, 20616, 25315, 25770, 30378, 34360, 40504, 50630, 51540, 52399, 60756, 71297, 75945, 101260, 103080, 104798, 121512, 142594, 151890, 157197, 202520, 209596, 213891, 261995, 285188, 303780, 314394, 356485, 419192, 427782, 523990, 570376, 607560, 628788, 712970, 785985, 855564, 1047980, 1069455, 1257576, 1425940, 1571970, 1711128, 2095960, 2138910, 2851880, 3143940, 4277820, 4349117, 6287880, 8555640, 8698234, 13047351, 17396468, 21745585, 26094702, 34792936, 43491170, 52189404, 65236755, 86982340, 104378808, 130473510, 173964680, 260947020, 521894040]

約数ペア:

[(1, 521894040), (2, 260947020), (3, 173964680), (4, 130473510), (5, 104378808), (6, 86982340), (8, 65236755), (10, 52189404), (12, 43491170), (15, 34792936), (20, 26094702), (24, 21745585), (30, 17396468), (40, 13047351), (60, 8698234), (61, 8555640), (83, 6287880), (120, 4349117), (122, 4277820), (166, 3143940), (183, 2851880), (244, 2138910), (249, 2095960), (305, 1711128), (332, 1571970), (366, 1425940), (415, 1257576), (488, 1069455), (498, 1047980), (610, 855564), (664, 785985), (732, 712970), (830, 628788), (859, 607560), (915, 570376), (996, 523990), (1220, 427782), (1245, 419192), (1464, 356485), (1660, 314394), (1718, 303780), (1830, 285188), (1992, 261995), (2440, 213891), (2490, 209596), (2577, 202520), (3320, 157197), (3436, 151890), (3660, 142594), (4295, 121512), (4980, 104798), (5063, 103080), (5154, 101260), (6872, 75945), (7320, 71297), (8590, 60756), (9960, 52399), (10126, 51540), (10308, 50630), (12885, 40504), (15189, 34360), (17180, 30378), (20252, 25770), (20616, 25315)]