247973880

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{571}}^1$

素因数の和:650

約数の個数: 256

約数和(自身を含む): 948879360

約数和(自身を除く): 700905480

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, 47, 55, 56, 60, 66, 70, 77, 84, 88, 94, 105, 110, 120, 132, 140, 141, 154, 165, 168, 188, 210, 220, 231, 235, 264, 280, 282, 308, 329, 330, 376, 385, 420, 440, 462, 470, 517, 564, 571, 616, 658, 660, 705, 770, 840, 924, 940, 987, 1034, 1128, 1142, 1155, 1316, 1320, 1410, 1540, 1551, 1645, 1713, 1848, 1880, 1974, 2068, 2284, 2310, 2585, 2632, 2820, 2855, 3080, 3102, 3290, 3426, 3619, 3948, 3997, 4136, 4568, 4620, 4935, 5170, 5640, 5710, 6204, 6281, 6580, 6852, 7238, 7755, 7896, 7994, 8565, 9240, 9870, 10340, 10857, 11420, 11991, 12408, 12562, 13160, 13704, 14476, 15510, 15988, 17130, 18095, 18843, 19740, 19985, 20680, 21714, 22840, 23982, 25124, 26837, 28952, 31020, 31405, 31976, 34260, 36190, 37686, 39480, 39970, 43428, 43967, 47964, 50248, 53674, 54285, 59955, 62040, 62810, 68520, 72380, 75372, 79940, 80511, 86856, 87934, 94215, 95928, 107348, 108570, 119910, 125620, 131901, 134185, 144760, 150744, 159880, 161022, 175868, 187859, 188430, 214696, 217140, 219835, 239820, 251240, 263802, 268370, 295207, 322044, 351736, 375718, 376860, 402555, 434280, 439670, 479640, 527604, 536740, 563577, 590414, 644088, 659505, 751436, 753720, 805110, 879340, 885621, 939295, 1055208, 1073480, 1127154, 1180828, 1319010, 1476035, 1502872, 1610220, 1758680, 1771242, 1878590, 2066449, 2254308, 2361656, 2638020, 2817885, 2952070, 3220440, 3542484, 3757180, 4132898, 4428105, 4508616, 5276040, 5635770, 5904140, 6199347, 7084968, 7514360, 8265796, 8856210, 10332245, 11271540, 11808280, 12398694, 16531592, 17712420, 20664490, 22543080, 24797388, 30996735, 35424840, 41328980, 49594776, 61993470, 82657960, 123986940, 247973880]

約数ペア:

[(1, 247973880), (2, 123986940), (3, 82657960), (4, 61993470), (5, 49594776), (6, 41328980), (7, 35424840), (8, 30996735), (10, 24797388), (11, 22543080), (12, 20664490), (14, 17712420), (15, 16531592), (20, 12398694), (21, 11808280), (22, 11271540), (24, 10332245), (28, 8856210), (30, 8265796), (33, 7514360), (35, 7084968), (40, 6199347), (42, 5904140), (44, 5635770), (47, 5276040), (55, 4508616), (56, 4428105), (60, 4132898), (66, 3757180), (70, 3542484), (77, 3220440), (84, 2952070), (88, 2817885), (94, 2638020), (105, 2361656), (110, 2254308), (120, 2066449), (132, 1878590), (140, 1771242), (141, 1758680), (154, 1610220), (165, 1502872), (168, 1476035), (188, 1319010), (210, 1180828), (220, 1127154), (231, 1073480), (235, 1055208), (264, 939295), (280, 885621), (282, 879340), (308, 805110), (329, 753720), (330, 751436), (376, 659505), (385, 644088), (420, 590414), (440, 563577), (462, 536740), (470, 527604), (517, 479640), (564, 439670), (571, 434280), (616, 402555), (658, 376860), (660, 375718), (705, 351736), (770, 322044), (840, 295207), (924, 268370), (940, 263802), (987, 251240), (1034, 239820), (1128, 219835), (1142, 217140), (1155, 214696), (1316, 188430), (1320, 187859), (1410, 175868), (1540, 161022), (1551, 159880), (1645, 150744), (1713, 144760), (1848, 134185), (1880, 131901), (1974, 125620), (2068, 119910), (2284, 108570), (2310, 107348), (2585, 95928), (2632, 94215), (2820, 87934), (2855, 86856), (3080, 80511), (3102, 79940), (3290, 75372), (3426, 72380), (3619, 68520), (3948, 62810), (3997, 62040), (4136, 59955), (4568, 54285), (4620, 53674), (4935, 50248), (5170, 47964), (5640, 43967), (5710, 43428), (6204, 39970), (6281, 39480), (6580, 37686), (6852, 36190), (7238, 34260), (7755, 31976), (7896, 31405), (7994, 31020), (8565, 28952), (9240, 26837), (9870, 25124), (10340, 23982), (10857, 22840), (11420, 21714), (11991, 20680), (12408, 19985), (12562, 19740), (13160, 18843), (13704, 18095), (14476, 17130), (15510, 15988)]