408526560

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{157}}^1$

素因数の和:330

約数の個数: 288

約数和(自身を含む): 1521767520

約数和(自身を除く): 1113240960

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 32, 36, 39, 40, 45, 48, 52, 60, 65, 72, 78, 80, 90, 96, 104, 117, 120, 130, 139, 144, 156, 157, 160, 180, 195, 208, 234, 240, 260, 278, 288, 312, 314, 360, 390, 416, 417, 468, 471, 480, 520, 556, 585, 624, 628, 695, 720, 780, 785, 834, 936, 942, 1040, 1112, 1170, 1248, 1251, 1256, 1390, 1413, 1440, 1560, 1570, 1668, 1807, 1872, 1884, 2041, 2080, 2085, 2224, 2340, 2355, 2502, 2512, 2780, 2826, 3120, 3140, 3336, 3614, 3744, 3768, 4082, 4170, 4448, 4680, 4710, 5004, 5024, 5421, 5560, 5652, 6123, 6240, 6255, 6280, 6672, 7065, 7228, 7536, 8164, 8340, 9035, 9360, 9420, 10008, 10205, 10842, 11120, 11304, 12246, 12510, 12560, 13344, 14130, 14456, 15072, 16263, 16328, 16680, 18070, 18369, 18720, 18840, 20016, 20410, 21684, 21823, 22240, 22608, 24492, 25020, 25120, 27105, 28260, 28912, 30615, 32526, 32656, 33360, 36140, 36738, 37680, 40032, 40820, 43368, 43646, 45216, 48984, 50040, 54210, 56520, 57824, 61230, 65052, 65312, 65469, 66720, 72280, 73476, 75360, 81315, 81640, 86736, 87292, 91845, 97968, 100080, 108420, 109115, 113040, 122460, 130104, 130938, 144560, 146952, 162630, 163280, 173472, 174584, 183690, 195936, 196407, 200160, 216840, 218230, 226080, 244920, 260208, 261876, 283699, 289120, 293904, 325260, 326560, 327345, 349168, 367380, 392814, 433680, 436460, 489840, 520416, 523752, 567398, 587808, 650520, 654690, 698336, 734760, 785628, 851097, 867360, 872920, 979680, 982035, 1047504, 1134796, 1301040, 1309380, 1418495, 1469520, 1571256, 1702194, 1745840, 1964070, 2095008, 2269592, 2553291, 2602080, 2618760, 2836990, 2939040, 3142512, 3404388, 3491680, 3928140, 4255485, 4539184, 5106582, 5237520, 5673980, 6285024, 6808776, 7856280, 8510970, 9078368, 10213164, 10475040, 11347960, 12766455, 13617552, 15712560, 17021940, 20426328, 22695920, 25532910, 27235104, 31425120, 34043880, 40852656, 45391840, 51065820, 68087760, 81705312, 102131640, 136175520, 204263280, 408526560]

約数ペア:

[(1, 408526560), (2, 204263280), (3, 136175520), (4, 102131640), (5, 81705312), (6, 68087760), (8, 51065820), (9, 45391840), (10, 40852656), (12, 34043880), (13, 31425120), (15, 27235104), (16, 25532910), (18, 22695920), (20, 20426328), (24, 17021940), (26, 15712560), (30, 13617552), (32, 12766455), (36, 11347960), (39, 10475040), (40, 10213164), (45, 9078368), (48, 8510970), (52, 7856280), (60, 6808776), (65, 6285024), (72, 5673980), (78, 5237520), (80, 5106582), (90, 4539184), (96, 4255485), (104, 3928140), (117, 3491680), (120, 3404388), (130, 3142512), (139, 2939040), (144, 2836990), (156, 2618760), (157, 2602080), (160, 2553291), (180, 2269592), (195, 2095008), (208, 1964070), (234, 1745840), (240, 1702194), (260, 1571256), (278, 1469520), (288, 1418495), (312, 1309380), (314, 1301040), (360, 1134796), (390, 1047504), (416, 982035), (417, 979680), (468, 872920), (471, 867360), (480, 851097), (520, 785628), (556, 734760), (585, 698336), (624, 654690), (628, 650520), (695, 587808), (720, 567398), (780, 523752), (785, 520416), (834, 489840), (936, 436460), (942, 433680), (1040, 392814), (1112, 367380), (1170, 349168), (1248, 327345), (1251, 326560), (1256, 325260), (1390, 293904), (1413, 289120), (1440, 283699), (1560, 261876), (1570, 260208), (1668, 244920), (1807, 226080), (1872, 218230), (1884, 216840), (2041, 200160), (2080, 196407), (2085, 195936), (2224, 183690), (2340, 174584), (2355, 173472), (2502, 163280), (2512, 162630), (2780, 146952), (2826, 144560), (3120, 130938), (3140, 130104), (3336, 122460), (3614, 113040), (3744, 109115), (3768, 108420), (4082, 100080), (4170, 97968), (4448, 91845), (4680, 87292), (4710, 86736), (5004, 81640), (5024, 81315), (5421, 75360), (5560, 73476), (5652, 72280), (6123, 66720), (6240, 65469), (6255, 65312), (6280, 65052), (6672, 61230), (7065, 57824), (7228, 56520), (7536, 54210), (8164, 50040), (8340, 48984), (9035, 45216), (9360, 43646), (9420, 43368), (10008, 40820), (10205, 40032), (10842, 37680), (11120, 36738), (11304, 36140), (12246, 33360), (12510, 32656), (12560, 32526), (13344, 30615), (14130, 28912), (14456, 28260), (15072, 27105), (16263, 25120), (16328, 25020), (16680, 24492), (18070, 22608), (18369, 22240), (18720, 21823), (18840, 21684), (20016, 20410)]