208151760

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{433}}^1\times {\mathrm{2003}}^1$

素因数の和:2452

約数の個数: 80

約数和(自身を含む): 647083584

約数和(自身を除く): 438931824

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 433, 866, 1299, 1732, 2003, 2165, 2598, 3464, 4006, 4330, 5196, 6009, 6495, 6928, 8012, 8660, 10015, 10392, 12018, 12990, 16024, 17320, 20030, 20784, 24036, 25980, 30045, 32048, 34640, 40060, 48072, 51960, 60090, 80120, 96144, 103920, 120180, 160240, 240360, 480720, 867299, 1734598, 2601897, 3469196, 4336495, 5203794, 6938392, 8672990, 10407588, 13009485, 13876784, 17345980, 20815176, 26018970, 34691960, 41630352, 52037940, 69383920, 104075880, 208151760]

約数ペア:

[(1, 208151760), (2, 104075880), (3, 69383920), (4, 52037940), (5, 41630352), (6, 34691960), (8, 26018970), (10, 20815176), (12, 17345980), (15, 13876784), (16, 13009485), (20, 10407588), (24, 8672990), (30, 6938392), (40, 5203794), (48, 4336495), (60, 3469196), (80, 2601897), (120, 1734598), (240, 867299), (433, 480720), (866, 240360), (1299, 160240), (1732, 120180), (2003, 103920), (2165, 96144), (2598, 80120), (3464, 60090), (4006, 51960), (4330, 48072), (5196, 40060), (6009, 34640), (6495, 32048), (6928, 30045), (8012, 25980), (8660, 24036), (10015, 20784), (10392, 20030), (12018, 17320), (12990, 16024)]