1294780440

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{173}}^1\times {\mathrm{1327}}^1$

素因数の和:1561

約数の個数: 128

約数和(自身を含む): 3992924160

約数和(自身を除く): 2698143720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 47, 60, 94, 120, 141, 173, 188, 235, 282, 346, 376, 470, 519, 564, 692, 705, 865, 940, 1038, 1128, 1327, 1384, 1410, 1730, 1880, 2076, 2595, 2654, 2820, 3460, 3981, 4152, 5190, 5308, 5640, 6635, 6920, 7962, 8131, 10380, 10616, 13270, 15924, 16262, 19905, 20760, 24393, 26540, 31848, 32524, 39810, 40655, 48786, 53080, 62369, 65048, 79620, 81310, 97572, 121965, 124738, 159240, 162620, 187107, 195144, 229571, 243930, 249476, 311845, 325240, 374214, 459142, 487860, 498952, 623690, 688713, 748428, 918284, 935535, 975720, 1147855, 1247380, 1377426, 1496856, 1836568, 1871070, 2295710, 2494760, 2754852, 3443565, 3742140, 4591420, 5509704, 6887130, 7484280, 9182840, 10789837, 13774260, 21579674, 27548520, 32369511, 43159348, 53949185, 64739022, 86318696, 107898370, 129478044, 161847555, 215796740, 258956088, 323695110, 431593480, 647390220, 1294780440]

約数ペア:

[(1, 1294780440), (2, 647390220), (3, 431593480), (4, 323695110), (5, 258956088), (6, 215796740), (8, 161847555), (10, 129478044), (12, 107898370), (15, 86318696), (20, 64739022), (24, 53949185), (30, 43159348), (40, 32369511), (47, 27548520), (60, 21579674), (94, 13774260), (120, 10789837), (141, 9182840), (173, 7484280), (188, 6887130), (235, 5509704), (282, 4591420), (346, 3742140), (376, 3443565), (470, 2754852), (519, 2494760), (564, 2295710), (692, 1871070), (705, 1836568), (865, 1496856), (940, 1377426), (1038, 1247380), (1128, 1147855), (1327, 975720), (1384, 935535), (1410, 918284), (1730, 748428), (1880, 688713), (2076, 623690), (2595, 498952), (2654, 487860), (2820, 459142), (3460, 374214), (3981, 325240), (4152, 311845), (5190, 249476), (5308, 243930), (5640, 229571), (6635, 195144), (6920, 187107), (7962, 162620), (8131, 159240), (10380, 124738), (10616, 121965), (13270, 97572), (15924, 81310), (16262, 79620), (19905, 65048), (20760, 62369), (24393, 53080), (26540, 48786), (31848, 40655), (32524, 39810)]