89939760

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{499}}^1\times {\mathrm{751}}^1$

素因数の和:1266

約数の個数: 80

約数和(自身を含む): 279744000

約数和(自身を除く): 189804240

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 499, 751, 998, 1497, 1502, 1996, 2253, 2495, 2994, 3004, 3755, 3992, 4506, 4990, 5988, 6008, 7485, 7510, 7984, 9012, 9980, 11265, 11976, 12016, 14970, 15020, 18024, 19960, 22530, 23952, 29940, 30040, 36048, 39920, 45060, 59880, 60080, 90120, 119760, 180240, 374749, 749498, 1124247, 1498996, 1873745, 2248494, 2997992, 3747490, 4496988, 5621235, 5995984, 7494980, 8993976, 11242470, 14989960, 17987952, 22484940, 29979920, 44969880, 89939760]

約数ペア:

[(1, 89939760), (2, 44969880), (3, 29979920), (4, 22484940), (5, 17987952), (6, 14989960), (8, 11242470), (10, 8993976), (12, 7494980), (15, 5995984), (16, 5621235), (20, 4496988), (24, 3747490), (30, 2997992), (40, 2248494), (48, 1873745), (60, 1498996), (80, 1124247), (120, 749498), (240, 374749), (499, 180240), (751, 119760), (998, 90120), (1497, 60080), (1502, 59880), (1996, 45060), (2253, 39920), (2495, 36048), (2994, 30040), (3004, 29940), (3755, 23952), (3992, 22530), (4506, 19960), (4990, 18024), (5988, 15020), (6008, 14970), (7485, 12016), (7510, 11976), (7984, 11265), (9012, 9980)]