643507968

素因数分解:

$2^8\times 3^1\times {\mathrm{313}}^1\times {\mathrm{2677}}^1$

素因数の和:3009

約数の個数: 72

約数和(自身を含む): 1718783248

約数和(自身を除く): 1075275280

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 128, 192, 256, 313, 384, 626, 768, 939, 1252, 1878, 2504, 2677, 3756, 5008, 5354, 7512, 8031, 10016, 10708, 15024, 16062, 20032, 21416, 30048, 32124, 40064, 42832, 60096, 64248, 80128, 85664, 120192, 128496, 171328, 240384, 256992, 342656, 513984, 685312, 837901, 1027968, 1675802, 2055936, 2513703, 3351604, 5027406, 6703208, 10054812, 13406416, 20109624, 26812832, 40219248, 53625664, 80438496, 107251328, 160876992, 214502656, 321753984, 643507968]

約数ペア:

[(1, 643507968), (2, 321753984), (3, 214502656), (4, 160876992), (6, 107251328), (8, 80438496), (12, 53625664), (16, 40219248), (24, 26812832), (32, 20109624), (48, 13406416), (64, 10054812), (96, 6703208), (128, 5027406), (192, 3351604), (256, 2513703), (313, 2055936), (384, 1675802), (626, 1027968), (768, 837901), (939, 685312), (1252, 513984), (1878, 342656), (2504, 256992), (2677, 240384), (3756, 171328), (5008, 128496), (5354, 120192), (7512, 85664), (8031, 80128), (10016, 64248), (10708, 60096), (15024, 42832), (16062, 40064), (20032, 32124), (21416, 30048)]