262979880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{131}}^1\times {\mathrm{16729}}^1$

素因数の和:16874

約数の個数: 64

約数和(自身を含む): 795009600

約数和(自身を除く): 532029720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 131, 262, 393, 524, 655, 786, 1048, 1310, 1572, 1965, 2620, 3144, 3930, 5240, 7860, 15720, 16729, 33458, 50187, 66916, 83645, 100374, 133832, 167290, 200748, 250935, 334580, 401496, 501870, 669160, 1003740, 2007480, 2191499, 4382998, 6574497, 8765996, 10957495, 13148994, 17531992, 21914990, 26297988, 32872485, 43829980, 52595976, 65744970, 87659960, 131489940, 262979880]

約数ペア:

[(1, 262979880), (2, 131489940), (3, 87659960), (4, 65744970), (5, 52595976), (6, 43829980), (8, 32872485), (10, 26297988), (12, 21914990), (15, 17531992), (20, 13148994), (24, 10957495), (30, 8765996), (40, 6574497), (60, 4382998), (120, 2191499), (131, 2007480), (262, 1003740), (393, 669160), (524, 501870), (655, 401496), (786, 334580), (1048, 250935), (1310, 200748), (1572, 167290), (1965, 133832), (2620, 100374), (3144, 83645), (3930, 66916), (5240, 50187), (7860, 33458), (15720, 16729)]