142643280

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{349}}^1$

素因数の和:509

約数の個数: 160

約数和(自身を含む): 481219200

約数和(自身を除く): 338575920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 48, 52, 60, 65, 78, 80, 104, 120, 130, 131, 156, 195, 208, 240, 260, 262, 312, 349, 390, 393, 520, 524, 624, 655, 698, 780, 786, 1040, 1047, 1048, 1310, 1396, 1560, 1572, 1703, 1745, 1965, 2094, 2096, 2620, 2792, 3120, 3144, 3406, 3490, 3930, 4188, 4537, 5109, 5235, 5240, 5584, 6288, 6812, 6980, 7860, 8376, 8515, 9074, 10218, 10470, 10480, 13611, 13624, 13960, 15720, 16752, 17030, 18148, 20436, 20940, 22685, 25545, 27222, 27248, 27920, 31440, 34060, 36296, 40872, 41880, 45370, 45719, 51090, 54444, 68055, 68120, 72592, 81744, 83760, 90740, 91438, 102180, 108888, 136110, 136240, 137157, 181480, 182876, 204360, 217776, 228595, 272220, 274314, 362960, 365752, 408720, 457190, 544440, 548628, 594347, 685785, 731504, 914380, 1088880, 1097256, 1188694, 1371570, 1783041, 1828760, 2194512, 2377388, 2743140, 2971735, 3566082, 3657520, 4754776, 5486280, 5943470, 7132164, 8915205, 9509552, 10972560, 11886940, 14264328, 17830410, 23773880, 28528656, 35660820, 47547760, 71321640, 142643280]

約数ペア:

[(1, 142643280), (2, 71321640), (3, 47547760), (4, 35660820), (5, 28528656), (6, 23773880), (8, 17830410), (10, 14264328), (12, 11886940), (13, 10972560), (15, 9509552), (16, 8915205), (20, 7132164), (24, 5943470), (26, 5486280), (30, 4754776), (39, 3657520), (40, 3566082), (48, 2971735), (52, 2743140), (60, 2377388), (65, 2194512), (78, 1828760), (80, 1783041), (104, 1371570), (120, 1188694), (130, 1097256), (131, 1088880), (156, 914380), (195, 731504), (208, 685785), (240, 594347), (260, 548628), (262, 544440), (312, 457190), (349, 408720), (390, 365752), (393, 362960), (520, 274314), (524, 272220), (624, 228595), (655, 217776), (698, 204360), (780, 182876), (786, 181480), (1040, 137157), (1047, 136240), (1048, 136110), (1310, 108888), (1396, 102180), (1560, 91438), (1572, 90740), (1703, 83760), (1745, 81744), (1965, 72592), (2094, 68120), (2096, 68055), (2620, 54444), (2792, 51090), (3120, 45719), (3144, 45370), (3406, 41880), (3490, 40872), (3930, 36296), (4188, 34060), (4537, 31440), (5109, 27920), (5235, 27248), (5240, 27222), (5584, 25545), (6288, 22685), (6812, 20940), (6980, 20436), (7860, 18148), (8376, 17030), (8515, 16752), (9074, 15720), (10218, 13960), (10470, 13624), (10480, 13611)]