56314720

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{653}}^1$

素因数の和:693

約数の個数: 144

約数和(自身を含む): 169093008

約数和(自身を除く): 112778288

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 32, 35, 40, 44, 49, 55, 56, 70, 77, 80, 88, 98, 110, 112, 140, 154, 160, 176, 196, 220, 224, 245, 280, 308, 352, 385, 392, 440, 490, 539, 560, 616, 653, 770, 784, 880, 980, 1078, 1120, 1232, 1306, 1540, 1568, 1760, 1960, 2156, 2464, 2612, 2695, 3080, 3265, 3920, 4312, 4571, 5224, 5390, 6160, 6530, 7183, 7840, 8624, 9142, 10448, 10780, 12320, 13060, 14366, 17248, 18284, 20896, 21560, 22855, 26120, 28732, 31997, 35915, 36568, 43120, 45710, 50281, 52240, 57464, 63994, 71830, 73136, 86240, 91420, 100562, 104480, 114928, 127988, 143660, 146272, 159985, 182840, 201124, 229856, 251405, 255976, 287320, 319970, 351967, 365680, 402248, 502810, 511952, 574640, 639940, 703934, 731360, 804496, 1005620, 1023904, 1149280, 1279880, 1407868, 1608992, 1759835, 2011240, 2559760, 2815736, 3519670, 4022480, 5119520, 5631472, 7039340, 8044960, 11262944, 14078680, 28157360, 56314720]

約数ペア:

[(1, 56314720), (2, 28157360), (4, 14078680), (5, 11262944), (7, 8044960), (8, 7039340), (10, 5631472), (11, 5119520), (14, 4022480), (16, 3519670), (20, 2815736), (22, 2559760), (28, 2011240), (32, 1759835), (35, 1608992), (40, 1407868), (44, 1279880), (49, 1149280), (55, 1023904), (56, 1005620), (70, 804496), (77, 731360), (80, 703934), (88, 639940), (98, 574640), (110, 511952), (112, 502810), (140, 402248), (154, 365680), (160, 351967), (176, 319970), (196, 287320), (220, 255976), (224, 251405), (245, 229856), (280, 201124), (308, 182840), (352, 159985), (385, 146272), (392, 143660), (440, 127988), (490, 114928), (539, 104480), (560, 100562), (616, 91420), (653, 86240), (770, 73136), (784, 71830), (880, 63994), (980, 57464), (1078, 52240), (1120, 50281), (1232, 45710), (1306, 43120), (1540, 36568), (1568, 35915), (1760, 31997), (1960, 28732), (2156, 26120), (2464, 22855), (2612, 21560), (2695, 20896), (3080, 18284), (3265, 17248), (3920, 14366), (4312, 13060), (4571, 12320), (5224, 10780), (5390, 10448), (6160, 9142), (6530, 8624), (7183, 7840)]