255012940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{2297}}^1$

素因数の和:2387

約数の個数: 96

約数和(自身を含む): 670207104

約数和(自身を除く): 415194164

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 61, 65, 70, 91, 122, 130, 140, 182, 244, 260, 305, 364, 427, 455, 610, 793, 854, 910, 1220, 1586, 1708, 1820, 2135, 2297, 3172, 3965, 4270, 4594, 5551, 7930, 8540, 9188, 11102, 11485, 15860, 16079, 22204, 22970, 27755, 29861, 32158, 45940, 55510, 59722, 64316, 80395, 111020, 119444, 140117, 149305, 160790, 209027, 280234, 298610, 321580, 418054, 560468, 597220, 700585, 836108, 980819, 1045135, 1401170, 1821521, 1961638, 2090270, 2802340, 3643042, 3923276, 4180540, 4904095, 7286084, 9107605, 9808190, 12750647, 18215210, 19616380, 25501294, 36430420, 51002588, 63753235, 127506470, 255012940]

約数ペア:

[(1, 255012940), (2, 127506470), (4, 63753235), (5, 51002588), (7, 36430420), (10, 25501294), (13, 19616380), (14, 18215210), (20, 12750647), (26, 9808190), (28, 9107605), (35, 7286084), (52, 4904095), (61, 4180540), (65, 3923276), (70, 3643042), (91, 2802340), (122, 2090270), (130, 1961638), (140, 1821521), (182, 1401170), (244, 1045135), (260, 980819), (305, 836108), (364, 700585), (427, 597220), (455, 560468), (610, 418054), (793, 321580), (854, 298610), (910, 280234), (1220, 209027), (1586, 160790), (1708, 149305), (1820, 140117), (2135, 119444), (2297, 111020), (3172, 80395), (3965, 64316), (4270, 59722), (4594, 55510), (5551, 45940), (7930, 32158), (8540, 29861), (9188, 27755), (11102, 22970), (11485, 22204), (15860, 16079)]