66709320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{631}}^1\times {\mathrm{881}}^1$

素因数の和:1526

約数の個数: 64

約数和(自身を含む): 200672640

約数和(自身を除く): 133963320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 631, 881, 1262, 1762, 1893, 2524, 2643, 3155, 3524, 3786, 4405, 5048, 5286, 6310, 7048, 7572, 8810, 9465, 10572, 12620, 13215, 15144, 17620, 18930, 21144, 25240, 26430, 35240, 37860, 52860, 75720, 105720, 555911, 1111822, 1667733, 2223644, 2779555, 3335466, 4447288, 5559110, 6670932, 8338665, 11118220, 13341864, 16677330, 22236440, 33354660, 66709320]

約数ペア:

[(1, 66709320), (2, 33354660), (3, 22236440), (4, 16677330), (5, 13341864), (6, 11118220), (8, 8338665), (10, 6670932), (12, 5559110), (15, 4447288), (20, 3335466), (24, 2779555), (30, 2223644), (40, 1667733), (60, 1111822), (120, 555911), (631, 105720), (881, 75720), (1262, 52860), (1762, 37860), (1893, 35240), (2524, 26430), (2643, 25240), (3155, 21144), (3524, 18930), (3786, 17620), (4405, 15144), (5048, 13215), (5286, 12620), (6310, 10572), (7048, 9465), (7572, 8810)]