66811440

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{5923}}^1$

素因数の和:5986

約数の個数: 80

約数和(自身を含む): 211557888

約数和(自身を除く): 144746448

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 47, 48, 60, 80, 94, 120, 141, 188, 235, 240, 282, 376, 470, 564, 705, 752, 940, 1128, 1410, 1880, 2256, 2820, 3760, 5640, 5923, 11280, 11846, 17769, 23692, 29615, 35538, 47384, 59230, 71076, 88845, 94768, 118460, 142152, 177690, 236920, 278381, 284304, 355380, 473840, 556762, 710760, 835143, 1113524, 1391905, 1421520, 1670286, 2227048, 2783810, 3340572, 4175715, 4454096, 5567620, 6681144, 8351430, 11135240, 13362288, 16702860, 22270480, 33405720, 66811440]

約数ペア:

[(1, 66811440), (2, 33405720), (3, 22270480), (4, 16702860), (5, 13362288), (6, 11135240), (8, 8351430), (10, 6681144), (12, 5567620), (15, 4454096), (16, 4175715), (20, 3340572), (24, 2783810), (30, 2227048), (40, 1670286), (47, 1421520), (48, 1391905), (60, 1113524), (80, 835143), (94, 710760), (120, 556762), (141, 473840), (188, 355380), (235, 284304), (240, 278381), (282, 236920), (376, 177690), (470, 142152), (564, 118460), (705, 94768), (752, 88845), (940, 71076), (1128, 59230), (1410, 47384), (1880, 35538), (2256, 29615), (2820, 23692), (3760, 17769), (5640, 11846), (5923, 11280)]