12712440

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{281}}^1$

素因数の和:337

約数の個数: 128

約数和(自身を含む): 42638400

約数和(自身を除く): 29925960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 29, 30, 39, 40, 52, 58, 60, 65, 78, 87, 104, 116, 120, 130, 145, 156, 174, 195, 232, 260, 281, 290, 312, 348, 377, 390, 435, 520, 562, 580, 696, 754, 780, 843, 870, 1124, 1131, 1160, 1405, 1508, 1560, 1686, 1740, 1885, 2248, 2262, 2810, 3016, 3372, 3480, 3653, 3770, 4215, 4524, 5620, 5655, 6744, 7306, 7540, 8149, 8430, 9048, 10959, 11240, 11310, 14612, 15080, 16298, 16860, 18265, 21918, 22620, 24447, 29224, 32596, 33720, 36530, 40745, 43836, 45240, 48894, 54795, 65192, 73060, 81490, 87672, 97788, 105937, 109590, 122235, 146120, 162980, 195576, 211874, 219180, 244470, 317811, 325960, 423748, 438360, 488940, 529685, 635622, 847496, 977880, 1059370, 1271244, 1589055, 2118740, 2542488, 3178110, 4237480, 6356220, 12712440]

約数ペア:

[(1, 12712440), (2, 6356220), (3, 4237480), (4, 3178110), (5, 2542488), (6, 2118740), (8, 1589055), (10, 1271244), (12, 1059370), (13, 977880), (15, 847496), (20, 635622), (24, 529685), (26, 488940), (29, 438360), (30, 423748), (39, 325960), (40, 317811), (52, 244470), (58, 219180), (60, 211874), (65, 195576), (78, 162980), (87, 146120), (104, 122235), (116, 109590), (120, 105937), (130, 97788), (145, 87672), (156, 81490), (174, 73060), (195, 65192), (232, 54795), (260, 48894), (281, 45240), (290, 43836), (312, 40745), (348, 36530), (377, 33720), (390, 32596), (435, 29224), (520, 24447), (562, 22620), (580, 21918), (696, 18265), (754, 16860), (780, 16298), (843, 15080), (870, 14612), (1124, 11310), (1131, 11240), (1160, 10959), (1405, 9048), (1508, 8430), (1560, 8149), (1686, 7540), (1740, 7306), (1885, 6744), (2248, 5655), (2262, 5620), (2810, 4524), (3016, 4215), (3372, 3770), (3480, 3653)]