1287277320

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{101}}^1\times {\mathrm{15173}}^1$

素因数の和:15295

約数の個数: 128

約数和(自身を含む): 4457514240

約数和(自身を除く): 3170236920

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, 101, 105, 120, 140, 168, 202, 210, 280, 303, 404, 420, 505, 606, 707, 808, 840, 1010, 1212, 1414, 1515, 2020, 2121, 2424, 2828, 3030, 3535, 4040, 4242, 5656, 6060, 7070, 8484, 10605, 12120, 14140, 15173, 16968, 21210, 28280, 30346, 42420, 45519, 60692, 75865, 84840, 91038, 106211, 121384, 151730, 182076, 212422, 227595, 303460, 318633, 364152, 424844, 455190, 531055, 606920, 637266, 849688, 910380, 1062110, 1274532, 1532473, 1593165, 1820760, 2124220, 2549064, 3064946, 3186330, 4248440, 4597419, 6129892, 6372660, 7662365, 9194838, 10727311, 12259784, 12745320, 15324730, 18389676, 21454622, 22987095, 30649460, 32181933, 36779352, 42909244, 45974190, 53636555, 61298920, 64363866, 85818488, 91948380, 107273110, 128727732, 160909665, 183896760, 214546220, 257455464, 321819330, 429092440, 643638660, 1287277320]

約数ペア:

[(1, 1287277320), (2, 643638660), (3, 429092440), (4, 321819330), (5, 257455464), (6, 214546220), (7, 183896760), (8, 160909665), (10, 128727732), (12, 107273110), (14, 91948380), (15, 85818488), (20, 64363866), (21, 61298920), (24, 53636555), (28, 45974190), (30, 42909244), (35, 36779352), (40, 32181933), (42, 30649460), (56, 22987095), (60, 21454622), (70, 18389676), (84, 15324730), (101, 12745320), (105, 12259784), (120, 10727311), (140, 9194838), (168, 7662365), (202, 6372660), (210, 6129892), (280, 4597419), (303, 4248440), (404, 3186330), (420, 3064946), (505, 2549064), (606, 2124220), (707, 1820760), (808, 1593165), (840, 1532473), (1010, 1274532), (1212, 1062110), (1414, 910380), (1515, 849688), (2020, 637266), (2121, 606920), (2424, 531055), (2828, 455190), (3030, 424844), (3535, 364152), (4040, 318633), (4242, 303460), (5656, 227595), (6060, 212422), (7070, 182076), (8484, 151730), (10605, 121384), (12120, 106211), (14140, 91038), (15173, 84840), (16968, 75865), (21210, 60692), (28280, 45519), (30346, 42420)]