51744060

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{157}}^1\times {\mathrm{1831}}^1$

素因数の和:2003

約数の個数: 72

約数和(自身を含む): 158042976

約数和(自身を除く): 106298916

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 157, 180, 314, 471, 628, 785, 942, 1413, 1570, 1831, 1884, 2355, 2826, 3140, 3662, 4710, 5493, 5652, 7065, 7324, 9155, 9420, 10986, 14130, 16479, 18310, 21972, 27465, 28260, 32958, 36620, 54930, 65916, 82395, 109860, 164790, 287467, 329580, 574934, 862401, 1149868, 1437335, 1724802, 2587203, 2874670, 3449604, 4312005, 5174406, 5749340, 8624010, 10348812, 12936015, 17248020, 25872030, 51744060]

約数ペア:

[(1, 51744060), (2, 25872030), (3, 17248020), (4, 12936015), (5, 10348812), (6, 8624010), (9, 5749340), (10, 5174406), (12, 4312005), (15, 3449604), (18, 2874670), (20, 2587203), (30, 1724802), (36, 1437335), (45, 1149868), (60, 862401), (90, 574934), (157, 329580), (180, 287467), (314, 164790), (471, 109860), (628, 82395), (785, 65916), (942, 54930), (1413, 36620), (1570, 32958), (1831, 28260), (1884, 27465), (2355, 21972), (2826, 18310), (3140, 16479), (3662, 14130), (4710, 10986), (5493, 9420), (5652, 9155), (7065, 7324)]