217712280

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{73}}^1\times {\mathrm{857}}^1$

素因数の和:973

約数の個数: 128

約数和(自身を含む): 685713600

約数和(自身を除く): 468001320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 29, 30, 40, 58, 60, 73, 87, 116, 120, 145, 146, 174, 219, 232, 290, 292, 348, 365, 435, 438, 580, 584, 696, 730, 857, 870, 876, 1095, 1160, 1460, 1714, 1740, 1752, 2117, 2190, 2571, 2920, 3428, 3480, 4234, 4285, 4380, 5142, 6351, 6856, 8468, 8570, 8760, 10284, 10585, 12702, 12855, 16936, 17140, 20568, 21170, 24853, 25404, 25710, 31755, 34280, 42340, 49706, 50808, 51420, 62561, 63510, 74559, 84680, 99412, 102840, 124265, 125122, 127020, 149118, 187683, 198824, 248530, 250244, 254040, 298236, 312805, 372795, 375366, 497060, 500488, 596472, 625610, 745590, 750732, 938415, 994120, 1251220, 1491180, 1501464, 1814269, 1876830, 2502440, 2982360, 3628538, 3753660, 5442807, 7257076, 7507320, 9071345, 10885614, 14514152, 18142690, 21771228, 27214035, 36285380, 43542456, 54428070, 72570760, 108856140, 217712280]

約数ペア:

[(1, 217712280), (2, 108856140), (3, 72570760), (4, 54428070), (5, 43542456), (6, 36285380), (8, 27214035), (10, 21771228), (12, 18142690), (15, 14514152), (20, 10885614), (24, 9071345), (29, 7507320), (30, 7257076), (40, 5442807), (58, 3753660), (60, 3628538), (73, 2982360), (87, 2502440), (116, 1876830), (120, 1814269), (145, 1501464), (146, 1491180), (174, 1251220), (219, 994120), (232, 938415), (290, 750732), (292, 745590), (348, 625610), (365, 596472), (435, 500488), (438, 497060), (580, 375366), (584, 372795), (696, 312805), (730, 298236), (857, 254040), (870, 250244), (876, 248530), (1095, 198824), (1160, 187683), (1460, 149118), (1714, 127020), (1740, 125122), (1752, 124265), (2117, 102840), (2190, 99412), (2571, 84680), (2920, 74559), (3428, 63510), (3480, 62561), (4234, 51420), (4285, 50808), (4380, 49706), (5142, 42340), (6351, 34280), (6856, 31755), (8468, 25710), (8570, 25404), (8760, 24853), (10284, 21170), (10585, 20568), (12702, 17140), (12855, 16936)]