172612920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{23581}}^1$

素因数の和:23656

約数の個数: 64

約数和(自身を含む): 526350240

約数和(自身を除く): 353737320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 61, 120, 122, 183, 244, 305, 366, 488, 610, 732, 915, 1220, 1464, 1830, 2440, 3660, 7320, 23581, 47162, 70743, 94324, 117905, 141486, 188648, 235810, 282972, 353715, 471620, 565944, 707430, 943240, 1414860, 1438441, 2829720, 2876882, 4315323, 5753764, 7192205, 8630646, 11507528, 14384410, 17261292, 21576615, 28768820, 34522584, 43153230, 57537640, 86306460, 172612920]

約数ペア:

[(1, 172612920), (2, 86306460), (3, 57537640), (4, 43153230), (5, 34522584), (6, 28768820), (8, 21576615), (10, 17261292), (12, 14384410), (15, 11507528), (20, 8630646), (24, 7192205), (30, 5753764), (40, 4315323), (60, 2876882), (61, 2829720), (120, 1438441), (122, 1414860), (183, 943240), (244, 707430), (305, 565944), (366, 471620), (488, 353715), (610, 282972), (732, 235810), (915, 188648), (1220, 141486), (1464, 117905), (1830, 94324), (2440, 70743), (3660, 47162), (7320, 23581)]