87977040

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{21563}}^1$

素因数の和:21596

約数の個数: 80

約数和(自身を含む): 288785088

約数和(自身を除く): 200808048

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 30, 34, 40, 48, 51, 60, 68, 80, 85, 102, 120, 136, 170, 204, 240, 255, 272, 340, 408, 510, 680, 816, 1020, 1360, 2040, 4080, 21563, 43126, 64689, 86252, 107815, 129378, 172504, 215630, 258756, 323445, 345008, 366571, 431260, 517512, 646890, 733142, 862520, 1035024, 1099713, 1293780, 1466284, 1725040, 1832855, 2199426, 2587560, 2932568, 3665710, 4398852, 5175120, 5498565, 5865136, 7331420, 8797704, 10997130, 14662840, 17595408, 21994260, 29325680, 43988520, 87977040]

約数ペア:

[(1, 87977040), (2, 43988520), (3, 29325680), (4, 21994260), (5, 17595408), (6, 14662840), (8, 10997130), (10, 8797704), (12, 7331420), (15, 5865136), (16, 5498565), (17, 5175120), (20, 4398852), (24, 3665710), (30, 2932568), (34, 2587560), (40, 2199426), (48, 1832855), (51, 1725040), (60, 1466284), (68, 1293780), (80, 1099713), (85, 1035024), (102, 862520), (120, 733142), (136, 646890), (170, 517512), (204, 431260), (240, 366571), (255, 345008), (272, 323445), (340, 258756), (408, 215630), (510, 172504), (680, 129378), (816, 107815), (1020, 86252), (1360, 64689), (2040, 43126), (4080, 21563)]