278089920

素因数分解:

$2^6\times 3^2\times 5^1\times {\mathrm{223}}^1\times {\mathrm{433}}^1$

素因数の和:679

約数の個数: 168

約数和(自身を含む): 963021696

約数和(自身を除く): 684931776

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 120, 144, 160, 180, 192, 223, 240, 288, 320, 360, 433, 446, 480, 576, 669, 720, 866, 892, 960, 1115, 1299, 1338, 1440, 1732, 1784, 2007, 2165, 2230, 2598, 2676, 2880, 3345, 3464, 3568, 3897, 4014, 4330, 4460, 5196, 5352, 6495, 6690, 6928, 7136, 7794, 8028, 8660, 8920, 10035, 10392, 10704, 12990, 13380, 13856, 14272, 15588, 16056, 17320, 17840, 19485, 20070, 20784, 21408, 25980, 26760, 27712, 31176, 32112, 34640, 35680, 38970, 40140, 41568, 42816, 51960, 53520, 62352, 64224, 69280, 71360, 77940, 80280, 83136, 96559, 103920, 107040, 124704, 128448, 138560, 155880, 160560, 193118, 207840, 214080, 249408, 289677, 311760, 321120, 386236, 415680, 482795, 579354, 623520, 642240, 772472, 869031, 965590, 1158708, 1247040, 1448385, 1544944, 1738062, 1931180, 2317416, 2896770, 3089888, 3476124, 3862360, 4345155, 4634832, 5793540, 6179776, 6952248, 7724720, 8690310, 9269664, 11587080, 13904496, 15449440, 17380620, 18539328, 23174160, 27808992, 30898880, 34761240, 46348320, 55617984, 69522480, 92696640, 139044960, 278089920]

約数ペア:

[(1, 278089920), (2, 139044960), (3, 92696640), (4, 69522480), (5, 55617984), (6, 46348320), (8, 34761240), (9, 30898880), (10, 27808992), (12, 23174160), (15, 18539328), (16, 17380620), (18, 15449440), (20, 13904496), (24, 11587080), (30, 9269664), (32, 8690310), (36, 7724720), (40, 6952248), (45, 6179776), (48, 5793540), (60, 4634832), (64, 4345155), (72, 3862360), (80, 3476124), (90, 3089888), (96, 2896770), (120, 2317416), (144, 1931180), (160, 1738062), (180, 1544944), (192, 1448385), (223, 1247040), (240, 1158708), (288, 965590), (320, 869031), (360, 772472), (433, 642240), (446, 623520), (480, 579354), (576, 482795), (669, 415680), (720, 386236), (866, 321120), (892, 311760), (960, 289677), (1115, 249408), (1299, 214080), (1338, 207840), (1440, 193118), (1732, 160560), (1784, 155880), (2007, 138560), (2165, 128448), (2230, 124704), (2598, 107040), (2676, 103920), (2880, 96559), (3345, 83136), (3464, 80280), (3568, 77940), (3897, 71360), (4014, 69280), (4330, 64224), (4460, 62352), (5196, 53520), (5352, 51960), (6495, 42816), (6690, 41568), (6928, 40140), (7136, 38970), (7794, 35680), (8028, 34640), (8660, 32112), (8920, 31176), (10035, 27712), (10392, 26760), (10704, 25980), (12990, 21408), (13380, 20784), (13856, 20070), (14272, 19485), (15588, 17840), (16056, 17320)]