249516120

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{2137}}^1$

素因数の和:2297

約数の個数: 128

約数和(自身を含む): 862041600

約数和(自身を除く): 612525480

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 139, 140, 168, 210, 278, 280, 417, 420, 556, 695, 834, 840, 973, 1112, 1390, 1668, 1946, 2085, 2137, 2780, 2919, 3336, 3892, 4170, 4274, 4865, 5560, 5838, 6411, 7784, 8340, 8548, 9730, 10685, 11676, 12822, 14595, 14959, 16680, 17096, 19460, 21370, 23352, 25644, 29190, 29918, 32055, 38920, 42740, 44877, 51288, 58380, 59836, 64110, 74795, 85480, 89754, 116760, 119672, 128220, 149590, 179508, 224385, 256440, 297043, 299180, 359016, 448770, 594086, 598360, 891129, 897540, 1188172, 1485215, 1782258, 1795080, 2079301, 2376344, 2970430, 3564516, 4158602, 4455645, 5940860, 6237903, 7129032, 8317204, 8911290, 10396505, 11881720, 12475806, 16634408, 17822580, 20793010, 24951612, 31189515, 35645160, 41586020, 49903224, 62379030, 83172040, 124758060, 249516120]

約数ペア:

[(1, 249516120), (2, 124758060), (3, 83172040), (4, 62379030), (5, 49903224), (6, 41586020), (7, 35645160), (8, 31189515), (10, 24951612), (12, 20793010), (14, 17822580), (15, 16634408), (20, 12475806), (21, 11881720), (24, 10396505), (28, 8911290), (30, 8317204), (35, 7129032), (40, 6237903), (42, 5940860), (56, 4455645), (60, 4158602), (70, 3564516), (84, 2970430), (105, 2376344), (120, 2079301), (139, 1795080), (140, 1782258), (168, 1485215), (210, 1188172), (278, 897540), (280, 891129), (417, 598360), (420, 594086), (556, 448770), (695, 359016), (834, 299180), (840, 297043), (973, 256440), (1112, 224385), (1390, 179508), (1668, 149590), (1946, 128220), (2085, 119672), (2137, 116760), (2780, 89754), (2919, 85480), (3336, 74795), (3892, 64110), (4170, 59836), (4274, 58380), (4865, 51288), (5560, 44877), (5838, 42740), (6411, 38920), (7784, 32055), (8340, 29918), (8548, 29190), (9730, 25644), (10685, 23352), (11676, 21370), (12822, 19460), (14595, 17096), (14959, 16680)]