253401720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{14767}}^1$

素因数の和:14805

約数の個数: 128

約数和(自身を含む): 893168640

約数和(自身を除く): 639766920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 13, 15, 20, 22, 24, 26, 30, 33, 39, 40, 44, 52, 55, 60, 65, 66, 78, 88, 104, 110, 120, 130, 132, 143, 156, 165, 195, 220, 260, 264, 286, 312, 330, 390, 429, 440, 520, 572, 660, 715, 780, 858, 1144, 1320, 1430, 1560, 1716, 2145, 2860, 3432, 4290, 5720, 8580, 14767, 17160, 29534, 44301, 59068, 73835, 88602, 118136, 147670, 162437, 177204, 191971, 221505, 295340, 324874, 354408, 383942, 443010, 487311, 575913, 590680, 649748, 767884, 812185, 886020, 959855, 974622, 1151826, 1299496, 1535768, 1624370, 1772040, 1919710, 1949244, 2111681, 2303652, 2436555, 2879565, 3248740, 3839420, 3898488, 4223362, 4607304, 4873110, 5759130, 6335043, 6497480, 7678840, 8446724, 9746220, 10558405, 11518260, 12670086, 16893448, 19492440, 21116810, 23036520, 25340172, 31675215, 42233620, 50680344, 63350430, 84467240, 126700860, 253401720]

約数ペア:

[(1, 253401720), (2, 126700860), (3, 84467240), (4, 63350430), (5, 50680344), (6, 42233620), (8, 31675215), (10, 25340172), (11, 23036520), (12, 21116810), (13, 19492440), (15, 16893448), (20, 12670086), (22, 11518260), (24, 10558405), (26, 9746220), (30, 8446724), (33, 7678840), (39, 6497480), (40, 6335043), (44, 5759130), (52, 4873110), (55, 4607304), (60, 4223362), (65, 3898488), (66, 3839420), (78, 3248740), (88, 2879565), (104, 2436555), (110, 2303652), (120, 2111681), (130, 1949244), (132, 1919710), (143, 1772040), (156, 1624370), (165, 1535768), (195, 1299496), (220, 1151826), (260, 974622), (264, 959855), (286, 886020), (312, 812185), (330, 767884), (390, 649748), (429, 590680), (440, 575913), (520, 487311), (572, 443010), (660, 383942), (715, 354408), (780, 324874), (858, 295340), (1144, 221505), (1320, 191971), (1430, 177204), (1560, 162437), (1716, 147670), (2145, 118136), (2860, 88602), (3432, 73835), (4290, 59068), (5720, 44301), (8580, 29534), (14767, 17160)]