28608240

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{199}}^1\times {\mathrm{599}}^1$

素因数の和:814

約数の個数: 80

約数和(自身を含む): 89280000

約数和(自身を除く): 60671760

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 199, 240, 398, 597, 599, 796, 995, 1194, 1198, 1592, 1797, 1990, 2388, 2396, 2985, 2995, 3184, 3594, 3980, 4776, 4792, 5970, 5990, 7188, 7960, 8985, 9552, 9584, 11940, 11980, 14376, 15920, 17970, 23880, 23960, 28752, 35940, 47760, 47920, 71880, 119201, 143760, 238402, 357603, 476804, 596005, 715206, 953608, 1192010, 1430412, 1788015, 1907216, 2384020, 2860824, 3576030, 4768040, 5721648, 7152060, 9536080, 14304120, 28608240]

約数ペア:

[(1, 28608240), (2, 14304120), (3, 9536080), (4, 7152060), (5, 5721648), (6, 4768040), (8, 3576030), (10, 2860824), (12, 2384020), (15, 1907216), (16, 1788015), (20, 1430412), (24, 1192010), (30, 953608), (40, 715206), (48, 596005), (60, 476804), (80, 357603), (120, 238402), (199, 143760), (240, 119201), (398, 71880), (597, 47920), (599, 47760), (796, 35940), (995, 28752), (1194, 23960), (1198, 23880), (1592, 17970), (1797, 15920), (1990, 14376), (2388, 11980), (2396, 11940), (2985, 9584), (2995, 9552), (3184, 8985), (3594, 7960), (3980, 7188), (4776, 5990), (4792, 5970)]