165520980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{857}}^1$

素因数の和:938

約数の個数: 144

約数和(自身を含む): 534053520

約数和(自身を除く): 368532540

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 29, 30, 36, 37, 45, 58, 60, 74, 87, 90, 111, 116, 145, 148, 174, 180, 185, 222, 261, 290, 333, 348, 370, 435, 444, 522, 555, 580, 666, 740, 857, 870, 1044, 1073, 1110, 1305, 1332, 1665, 1714, 1740, 2146, 2220, 2571, 2610, 3219, 3330, 3428, 4285, 4292, 5142, 5220, 5365, 6438, 6660, 7713, 8570, 9657, 10284, 10730, 12855, 12876, 15426, 16095, 17140, 19314, 21460, 24853, 25710, 30852, 31709, 32190, 38565, 38628, 48285, 49706, 51420, 63418, 64380, 74559, 77130, 95127, 96570, 99412, 124265, 126836, 149118, 154260, 158545, 190254, 193140, 223677, 248530, 285381, 298236, 317090, 372795, 380508, 447354, 475635, 497060, 570762, 634180, 745590, 894708, 919561, 951270, 1118385, 1141524, 1426905, 1491180, 1839122, 1902540, 2236770, 2758683, 2853810, 3678244, 4473540, 4597805, 5517366, 5707620, 8276049, 9195610, 11034732, 13793415, 16552098, 18391220, 27586830, 33104196, 41380245, 55173660, 82760490, 165520980]

約数ペア:

[(1, 165520980), (2, 82760490), (3, 55173660), (4, 41380245), (5, 33104196), (6, 27586830), (9, 18391220), (10, 16552098), (12, 13793415), (15, 11034732), (18, 9195610), (20, 8276049), (29, 5707620), (30, 5517366), (36, 4597805), (37, 4473540), (45, 3678244), (58, 2853810), (60, 2758683), (74, 2236770), (87, 1902540), (90, 1839122), (111, 1491180), (116, 1426905), (145, 1141524), (148, 1118385), (174, 951270), (180, 919561), (185, 894708), (222, 745590), (261, 634180), (290, 570762), (333, 497060), (348, 475635), (370, 447354), (435, 380508), (444, 372795), (522, 317090), (555, 298236), (580, 285381), (666, 248530), (740, 223677), (857, 193140), (870, 190254), (1044, 158545), (1073, 154260), (1110, 149118), (1305, 126836), (1332, 124265), (1665, 99412), (1714, 96570), (1740, 95127), (2146, 77130), (2220, 74559), (2571, 64380), (2610, 63418), (3219, 51420), (3330, 49706), (3428, 48285), (4285, 38628), (4292, 38565), (5142, 32190), (5220, 31709), (5365, 30852), (6438, 25710), (6660, 24853), (7713, 21460), (8570, 19314), (9657, 17140), (10284, 16095), (10730, 15426), (12855, 12876)]