215581320

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{9817}}^1$

素因数の和:9895

約数の個数: 96

約数和(自身を含む): 712197720

約数和(自身を除く): 496616400

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 61, 72, 90, 120, 122, 180, 183, 244, 305, 360, 366, 488, 549, 610, 732, 915, 1098, 1220, 1464, 1830, 2196, 2440, 2745, 3660, 4392, 5490, 7320, 9817, 10980, 19634, 21960, 29451, 39268, 49085, 58902, 78536, 88353, 98170, 117804, 147255, 176706, 196340, 235608, 294510, 353412, 392680, 441765, 589020, 598837, 706824, 883530, 1178040, 1197674, 1767060, 1796511, 2395348, 2994185, 3534120, 3593022, 4790696, 5389533, 5988370, 7186044, 8982555, 10779066, 11976740, 14372088, 17965110, 21558132, 23953480, 26947665, 35930220, 43116264, 53895330, 71860440, 107790660, 215581320]

約数ペア:

[(1, 215581320), (2, 107790660), (3, 71860440), (4, 53895330), (5, 43116264), (6, 35930220), (8, 26947665), (9, 23953480), (10, 21558132), (12, 17965110), (15, 14372088), (18, 11976740), (20, 10779066), (24, 8982555), (30, 7186044), (36, 5988370), (40, 5389533), (45, 4790696), (60, 3593022), (61, 3534120), (72, 2994185), (90, 2395348), (120, 1796511), (122, 1767060), (180, 1197674), (183, 1178040), (244, 883530), (305, 706824), (360, 598837), (366, 589020), (488, 441765), (549, 392680), (610, 353412), (732, 294510), (915, 235608), (1098, 196340), (1220, 176706), (1464, 147255), (1830, 117804), (2196, 98170), (2440, 88353), (2745, 78536), (3660, 58902), (4392, 49085), (5490, 39268), (7320, 29451), (9817, 21960), (10980, 19634)]