278858328

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{27211}}^1$

素因数の和:27288

約数の個数: 64

約数和(自身を含む): 809829120

約数和(自身を除く): 530970792

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 61, 84, 122, 168, 183, 244, 366, 427, 488, 732, 854, 1281, 1464, 1708, 2562, 3416, 5124, 10248, 27211, 54422, 81633, 108844, 163266, 190477, 217688, 326532, 380954, 571431, 653064, 761908, 1142862, 1523816, 1659871, 2285724, 3319742, 4571448, 4979613, 6639484, 9959226, 11619097, 13278968, 19918452, 23238194, 34857291, 39836904, 46476388, 69714582, 92952776, 139429164, 278858328]

約数ペア:

[(1, 278858328), (2, 139429164), (3, 92952776), (4, 69714582), (6, 46476388), (7, 39836904), (8, 34857291), (12, 23238194), (14, 19918452), (21, 13278968), (24, 11619097), (28, 9959226), (42, 6639484), (56, 4979613), (61, 4571448), (84, 3319742), (122, 2285724), (168, 1659871), (183, 1523816), (244, 1142862), (366, 761908), (427, 653064), (488, 571431), (732, 380954), (854, 326532), (1281, 217688), (1464, 190477), (1708, 163266), (2562, 108844), (3416, 81633), (5124, 54422), (10248, 27211)]