647299968

素因数分解:

$2^7\times 3^1\times 7^1\times {\mathrm{240811}}^1$

素因数の和:240835

約数の個数: 64

約数和(自身を含む): 1965025920

約数和(自身を除く): 1317725952

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 56, 64, 84, 96, 112, 128, 168, 192, 224, 336, 384, 448, 672, 896, 1344, 2688, 240811, 481622, 722433, 963244, 1444866, 1685677, 1926488, 2889732, 3371354, 3852976, 5057031, 5779464, 6742708, 7705952, 10114062, 11558928, 13485416, 15411904, 20228124, 23117856, 26970832, 30823808, 40456248, 46235712, 53941664, 80912496, 92471424, 107883328, 161824992, 215766656, 323649984, 647299968]

約数ペア:

[(1, 647299968), (2, 323649984), (3, 215766656), (4, 161824992), (6, 107883328), (7, 92471424), (8, 80912496), (12, 53941664), (14, 46235712), (16, 40456248), (21, 30823808), (24, 26970832), (28, 23117856), (32, 20228124), (42, 15411904), (48, 13485416), (56, 11558928), (64, 10114062), (84, 7705952), (96, 6742708), (112, 5779464), (128, 5057031), (168, 3852976), (192, 3371354), (224, 2889732), (336, 1926488), (384, 1685677), (448, 1444866), (672, 963244), (896, 722433), (1344, 481622), (2688, 240811)]