64799760

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{83}}^1\times {\mathrm{3253}}^1$

素因数の和:3352

約数の個数: 80

約数和(自身を含む): 203361984

約数和(自身を除く): 138562224

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 83, 120, 166, 240, 249, 332, 415, 498, 664, 830, 996, 1245, 1328, 1660, 1992, 2490, 3253, 3320, 3984, 4980, 6506, 6640, 9759, 9960, 13012, 16265, 19518, 19920, 26024, 32530, 39036, 48795, 52048, 65060, 78072, 97590, 130120, 156144, 195180, 260240, 269999, 390360, 539998, 780720, 809997, 1079996, 1349995, 1619994, 2159992, 2699990, 3239988, 4049985, 4319984, 5399980, 6479976, 8099970, 10799960, 12959952, 16199940, 21599920, 32399880, 64799760]

約数ペア:

[(1, 64799760), (2, 32399880), (3, 21599920), (4, 16199940), (5, 12959952), (6, 10799960), (8, 8099970), (10, 6479976), (12, 5399980), (15, 4319984), (16, 4049985), (20, 3239988), (24, 2699990), (30, 2159992), (40, 1619994), (48, 1349995), (60, 1079996), (80, 809997), (83, 780720), (120, 539998), (166, 390360), (240, 269999), (249, 260240), (332, 195180), (415, 156144), (498, 130120), (664, 97590), (830, 78072), (996, 65060), (1245, 52048), (1328, 48795), (1660, 39036), (1992, 32530), (2490, 26024), (3253, 19920), (3320, 19518), (3984, 16265), (4980, 13012), (6506, 9960), (6640, 9759)]