7918680

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{857}}^1$

素因数の和:889

約数の個数: 128

約数和(自身を含む): 29652480

約数和(自身を除く): 21733800

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 11, 12, 14, 15, 20, 21, 22, 24, 28, 30, 33, 35, 40, 42, 44, 55, 56, 60, 66, 70, 77, 84, 88, 105, 110, 120, 132, 140, 154, 165, 168, 210, 220, 231, 264, 280, 308, 330, 385, 420, 440, 462, 616, 660, 770, 840, 857, 924, 1155, 1320, 1540, 1714, 1848, 2310, 2571, 3080, 3428, 4285, 4620, 5142, 5999, 6856, 8570, 9240, 9427, 10284, 11998, 12855, 17140, 17997, 18854, 20568, 23996, 25710, 28281, 29995, 34280, 35994, 37708, 47135, 47992, 51420, 56562, 59990, 65989, 71988, 75416, 89985, 94270, 102840, 113124, 119980, 131978, 141405, 143976, 179970, 188540, 197967, 226248, 239960, 263956, 282810, 329945, 359940, 377080, 395934, 527912, 565620, 659890, 719880, 791868, 989835, 1131240, 1319780, 1583736, 1979670, 2639560, 3959340, 7918680]

約数ペア:

[(1, 7918680), (2, 3959340), (3, 2639560), (4, 1979670), (5, 1583736), (6, 1319780), (7, 1131240), (8, 989835), (10, 791868), (11, 719880), (12, 659890), (14, 565620), (15, 527912), (20, 395934), (21, 377080), (22, 359940), (24, 329945), (28, 282810), (30, 263956), (33, 239960), (35, 226248), (40, 197967), (42, 188540), (44, 179970), (55, 143976), (56, 141405), (60, 131978), (66, 119980), (70, 113124), (77, 102840), (84, 94270), (88, 89985), (105, 75416), (110, 71988), (120, 65989), (132, 59990), (140, 56562), (154, 51420), (165, 47992), (168, 47135), (210, 37708), (220, 35994), (231, 34280), (264, 29995), (280, 28281), (308, 25710), (330, 23996), (385, 20568), (420, 18854), (440, 17997), (462, 17140), (616, 12855), (660, 11998), (770, 10284), (840, 9427), (857, 9240), (924, 8570), (1155, 6856), (1320, 5999), (1540, 5142), (1714, 4620), (1848, 4285), (2310, 3428), (2571, 3080)]