42210840

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{1621}}^1$

素因数の和:1673

約数の個数: 128

約数和(自身を含む): 149483520

約数和(自身を除く): 107272680

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 31, 35, 40, 42, 56, 60, 62, 70, 84, 93, 105, 120, 124, 140, 155, 168, 186, 210, 217, 248, 280, 310, 372, 420, 434, 465, 620, 651, 744, 840, 868, 930, 1085, 1240, 1302, 1621, 1736, 1860, 2170, 2604, 3242, 3255, 3720, 4340, 4863, 5208, 6484, 6510, 8105, 8680, 9726, 11347, 12968, 13020, 16210, 19452, 22694, 24315, 26040, 32420, 34041, 38904, 45388, 48630, 50251, 56735, 64840, 68082, 90776, 97260, 100502, 113470, 136164, 150753, 170205, 194520, 201004, 226940, 251255, 272328, 301506, 340410, 351757, 402008, 453880, 502510, 603012, 680820, 703514, 753765, 1005020, 1055271, 1206024, 1361640, 1407028, 1507530, 1758785, 2010040, 2110542, 2814056, 3015060, 3517570, 4221084, 5276355, 6030120, 7035140, 8442168, 10552710, 14070280, 21105420, 42210840]

約数ペア:

[(1, 42210840), (2, 21105420), (3, 14070280), (4, 10552710), (5, 8442168), (6, 7035140), (7, 6030120), (8, 5276355), (10, 4221084), (12, 3517570), (14, 3015060), (15, 2814056), (20, 2110542), (21, 2010040), (24, 1758785), (28, 1507530), (30, 1407028), (31, 1361640), (35, 1206024), (40, 1055271), (42, 1005020), (56, 753765), (60, 703514), (62, 680820), (70, 603012), (84, 502510), (93, 453880), (105, 402008), (120, 351757), (124, 340410), (140, 301506), (155, 272328), (168, 251255), (186, 226940), (210, 201004), (217, 194520), (248, 170205), (280, 150753), (310, 136164), (372, 113470), (420, 100502), (434, 97260), (465, 90776), (620, 68082), (651, 64840), (744, 56735), (840, 50251), (868, 48630), (930, 45388), (1085, 38904), (1240, 34041), (1302, 32420), (1621, 26040), (1736, 24315), (1860, 22694), (2170, 19452), (2604, 16210), (3242, 13020), (3255, 12968), (3720, 11347), (4340, 9726), (4863, 8680), (5208, 8105), (6484, 6510)]