678826008

素因数分解:

$2^3\times 3^4\times 7^2\times {\mathrm{21379}}^1$

素因数の和:21411

約数の個数: 120

約数和(自身を含む): 2211867900

約数和(自身を除く): 1533041892

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 27, 28, 36, 42, 49, 54, 56, 63, 72, 81, 84, 98, 108, 126, 147, 162, 168, 189, 196, 216, 252, 294, 324, 378, 392, 441, 504, 567, 588, 648, 756, 882, 1134, 1176, 1323, 1512, 1764, 2268, 2646, 3528, 3969, 4536, 5292, 7938, 10584, 15876, 21379, 31752, 42758, 64137, 85516, 128274, 149653, 171032, 192411, 256548, 299306, 384822, 448959, 513096, 577233, 598612, 769644, 897918, 1047571, 1154466, 1197224, 1346877, 1539288, 1731699, 1795836, 2095142, 2308932, 2693754, 3142713, 3463398, 3591672, 4040631, 4190284, 4617864, 5387508, 6285426, 6926796, 8081262, 8380568, 9428139, 10775016, 12121893, 12570852, 13853592, 16162524, 18856278, 24243786, 25141704, 28284417, 32325048, 37712556, 48487572, 56568834, 75425112, 84853251, 96975144, 113137668, 169706502, 226275336, 339413004, 678826008]

約数ペア:

[(1, 678826008), (2, 339413004), (3, 226275336), (4, 169706502), (6, 113137668), (7, 96975144), (8, 84853251), (9, 75425112), (12, 56568834), (14, 48487572), (18, 37712556), (21, 32325048), (24, 28284417), (27, 25141704), (28, 24243786), (36, 18856278), (42, 16162524), (49, 13853592), (54, 12570852), (56, 12121893), (63, 10775016), (72, 9428139), (81, 8380568), (84, 8081262), (98, 6926796), (108, 6285426), (126, 5387508), (147, 4617864), (162, 4190284), (168, 4040631), (189, 3591672), (196, 3463398), (216, 3142713), (252, 2693754), (294, 2308932), (324, 2095142), (378, 1795836), (392, 1731699), (441, 1539288), (504, 1346877), (567, 1197224), (588, 1154466), (648, 1047571), (756, 897918), (882, 769644), (1134, 598612), (1176, 577233), (1323, 513096), (1512, 448959), (1764, 384822), (2268, 299306), (2646, 256548), (3528, 192411), (3969, 171032), (4536, 149653), (5292, 128274), (7938, 85516), (10584, 64137), (15876, 42758), (21379, 31752)]