279604920

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{7741}}^1$

素因数の和:7805

約数の個数: 128

約数和(自身を含む): 981066240

約数和(自身を除く): 701461320

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 43, 56, 60, 70, 84, 86, 105, 120, 129, 140, 168, 172, 210, 215, 258, 280, 301, 344, 420, 430, 516, 602, 645, 840, 860, 903, 1032, 1204, 1290, 1505, 1720, 1806, 2408, 2580, 3010, 3612, 4515, 5160, 6020, 7224, 7741, 9030, 12040, 15482, 18060, 23223, 30964, 36120, 38705, 46446, 54187, 61928, 77410, 92892, 108374, 116115, 154820, 162561, 185784, 216748, 232230, 270935, 309640, 325122, 332863, 433496, 464460, 541870, 650244, 665726, 812805, 928920, 998589, 1083740, 1300488, 1331452, 1625610, 1664315, 1997178, 2167480, 2330041, 2662904, 3251220, 3328630, 3994356, 4660082, 4992945, 6502440, 6657260, 6990123, 7988712, 9320164, 9985890, 11650205, 13314520, 13980246, 18640328, 19971780, 23300410, 27960492, 34950615, 39943560, 46600820, 55920984, 69901230, 93201640, 139802460, 279604920]

約数ペア:

[(1, 279604920), (2, 139802460), (3, 93201640), (4, 69901230), (5, 55920984), (6, 46600820), (7, 39943560), (8, 34950615), (10, 27960492), (12, 23300410), (14, 19971780), (15, 18640328), (20, 13980246), (21, 13314520), (24, 11650205), (28, 9985890), (30, 9320164), (35, 7988712), (40, 6990123), (42, 6657260), (43, 6502440), (56, 4992945), (60, 4660082), (70, 3994356), (84, 3328630), (86, 3251220), (105, 2662904), (120, 2330041), (129, 2167480), (140, 1997178), (168, 1664315), (172, 1625610), (210, 1331452), (215, 1300488), (258, 1083740), (280, 998589), (301, 928920), (344, 812805), (420, 665726), (430, 650244), (516, 541870), (602, 464460), (645, 433496), (840, 332863), (860, 325122), (903, 309640), (1032, 270935), (1204, 232230), (1290, 216748), (1505, 185784), (1720, 162561), (1806, 154820), (2408, 116115), (2580, 108374), (3010, 92892), (3612, 77410), (4515, 61928), (5160, 54187), (6020, 46446), (7224, 38705), (7741, 36120), (9030, 30964), (12040, 23223), (15482, 18060)]