212493060

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{1279}}^1$

素因数の和:1378

約数の個数: 144

約数和(自身を含む): 704471040

約数和(自身を除く): 491977980

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 71, 78, 90, 117, 130, 142, 156, 180, 195, 213, 234, 260, 284, 355, 390, 426, 468, 585, 639, 710, 780, 852, 923, 1065, 1170, 1278, 1279, 1420, 1846, 2130, 2340, 2556, 2558, 2769, 3195, 3692, 3837, 4260, 4615, 5116, 5538, 6390, 6395, 7674, 8307, 9230, 11076, 11511, 12780, 12790, 13845, 15348, 16614, 16627, 18460, 19185, 23022, 25580, 27690, 33228, 33254, 38370, 41535, 46044, 49881, 55380, 57555, 66508, 76740, 83070, 83135, 90809, 99762, 115110, 149643, 166140, 166270, 181618, 199524, 230220, 249405, 272427, 299286, 332540, 363236, 454045, 498810, 544854, 598572, 748215, 817281, 908090, 997620, 1089708, 1180517, 1362135, 1496430, 1634562, 1816180, 2361034, 2724270, 2992860, 3269124, 3541551, 4086405, 4722068, 5448540, 5902585, 7083102, 8172810, 10624653, 11805170, 14166204, 16345620, 17707755, 21249306, 23610340, 35415510, 42498612, 53123265, 70831020, 106246530, 212493060]

約数ペア:

[(1, 212493060), (2, 106246530), (3, 70831020), (4, 53123265), (5, 42498612), (6, 35415510), (9, 23610340), (10, 21249306), (12, 17707755), (13, 16345620), (15, 14166204), (18, 11805170), (20, 10624653), (26, 8172810), (30, 7083102), (36, 5902585), (39, 5448540), (45, 4722068), (52, 4086405), (60, 3541551), (65, 3269124), (71, 2992860), (78, 2724270), (90, 2361034), (117, 1816180), (130, 1634562), (142, 1496430), (156, 1362135), (180, 1180517), (195, 1089708), (213, 997620), (234, 908090), (260, 817281), (284, 748215), (355, 598572), (390, 544854), (426, 498810), (468, 454045), (585, 363236), (639, 332540), (710, 299286), (780, 272427), (852, 249405), (923, 230220), (1065, 199524), (1170, 181618), (1278, 166270), (1279, 166140), (1420, 149643), (1846, 115110), (2130, 99762), (2340, 90809), (2556, 83135), (2558, 83070), (2769, 76740), (3195, 66508), (3692, 57555), (3837, 55380), (4260, 49881), (4615, 46044), (5116, 41535), (5538, 38370), (6390, 33254), (6395, 33228), (7674, 27690), (8307, 25580), (9230, 23022), (11076, 19185), (11511, 18460), (12780, 16627), (12790, 16614), (13845, 15348)]