81074840

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{2393}}^1$

素因数の和:2433

約数の個数: 96

約数和(自身を含む): 229249440

約数和(自身を除く): 148174600

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 88, 110, 121, 140, 154, 220, 242, 280, 308, 385, 440, 484, 605, 616, 770, 847, 968, 1210, 1540, 1694, 2393, 2420, 3080, 3388, 4235, 4786, 4840, 6776, 8470, 9572, 11965, 16751, 16940, 19144, 23930, 26323, 33502, 33880, 47860, 52646, 67004, 83755, 95720, 105292, 131615, 134008, 167510, 184261, 210584, 263230, 289553, 335020, 368522, 526460, 579106, 670040, 737044, 921305, 1052920, 1158212, 1447765, 1474088, 1842610, 2026871, 2316424, 2895530, 3685220, 4053742, 5791060, 7370440, 8107484, 10134355, 11582120, 16214968, 20268710, 40537420, 81074840]

約数ペア:

[(1, 81074840), (2, 40537420), (4, 20268710), (5, 16214968), (7, 11582120), (8, 10134355), (10, 8107484), (11, 7370440), (14, 5791060), (20, 4053742), (22, 3685220), (28, 2895530), (35, 2316424), (40, 2026871), (44, 1842610), (55, 1474088), (56, 1447765), (70, 1158212), (77, 1052920), (88, 921305), (110, 737044), (121, 670040), (140, 579106), (154, 526460), (220, 368522), (242, 335020), (280, 289553), (308, 263230), (385, 210584), (440, 184261), (484, 167510), (605, 134008), (616, 131615), (770, 105292), (847, 95720), (968, 83755), (1210, 67004), (1540, 52646), (1694, 47860), (2393, 33880), (2420, 33502), (3080, 26323), (3388, 23930), (4235, 19144), (4786, 16940), (4840, 16751), (6776, 11965), (8470, 9572)]