257288616

素因数分解:

$2^3\times 3^3\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{1553}}^1$

素因数の和:1640

約数の個数: 128

約数和(自身を含む): 783216000

約数和(自身を除く): 525927384

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 27, 36, 39, 52, 54, 59, 72, 78, 104, 108, 117, 118, 156, 177, 216, 234, 236, 312, 351, 354, 468, 472, 531, 702, 708, 767, 936, 1062, 1404, 1416, 1534, 1553, 1593, 2124, 2301, 2808, 3068, 3106, 3186, 4248, 4602, 4659, 6136, 6212, 6372, 6903, 9204, 9318, 12424, 12744, 13806, 13977, 18408, 18636, 20189, 20709, 27612, 27954, 37272, 40378, 41418, 41931, 55224, 55908, 60567, 80756, 82836, 83862, 91627, 111816, 121134, 161512, 165672, 167724, 181701, 183254, 242268, 274881, 335448, 363402, 366508, 484536, 545103, 549762, 726804, 733016, 824643, 1090206, 1099524, 1191151, 1453608, 1649286, 2180412, 2199048, 2382302, 2473929, 3298572, 3573453, 4360824, 4764604, 4947858, 6597144, 7146906, 9529208, 9895716, 10720359, 14293812, 19791432, 21440718, 28587624, 32161077, 42881436, 64322154, 85762872, 128644308, 257288616]

約数ペア:

[(1, 257288616), (2, 128644308), (3, 85762872), (4, 64322154), (6, 42881436), (8, 32161077), (9, 28587624), (12, 21440718), (13, 19791432), (18, 14293812), (24, 10720359), (26, 9895716), (27, 9529208), (36, 7146906), (39, 6597144), (52, 4947858), (54, 4764604), (59, 4360824), (72, 3573453), (78, 3298572), (104, 2473929), (108, 2382302), (117, 2199048), (118, 2180412), (156, 1649286), (177, 1453608), (216, 1191151), (234, 1099524), (236, 1090206), (312, 824643), (351, 733016), (354, 726804), (468, 549762), (472, 545103), (531, 484536), (702, 366508), (708, 363402), (767, 335448), (936, 274881), (1062, 242268), (1404, 183254), (1416, 181701), (1534, 167724), (1553, 165672), (1593, 161512), (2124, 121134), (2301, 111816), (2808, 91627), (3068, 83862), (3106, 82836), (3186, 80756), (4248, 60567), (4602, 55908), (4659, 55224), (6136, 41931), (6212, 41418), (6372, 40378), (6903, 37272), (9204, 27954), (9318, 27612), (12424, 20709), (12744, 20189), (13806, 18636), (13977, 18408)]