661654320

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{59}}^1\times {\mathrm{46727}}^1$

素因数の和:46802

約数の個数: 80

約数和(自身を含む): 2085937920

約数和(自身を除く): 1424283600

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 59, 60, 80, 118, 120, 177, 236, 240, 295, 354, 472, 590, 708, 885, 944, 1180, 1416, 1770, 2360, 2832, 3540, 4720, 7080, 14160, 46727, 93454, 140181, 186908, 233635, 280362, 373816, 467270, 560724, 700905, 747632, 934540, 1121448, 1401810, 1869080, 2242896, 2756893, 2803620, 3738160, 5513786, 5607240, 8270679, 11027572, 11214480, 13784465, 16541358, 22055144, 27568930, 33082716, 41353395, 44110288, 55137860, 66165432, 82706790, 110275720, 132330864, 165413580, 220551440, 330827160, 661654320]

約数ペア:

[(1, 661654320), (2, 330827160), (3, 220551440), (4, 165413580), (5, 132330864), (6, 110275720), (8, 82706790), (10, 66165432), (12, 55137860), (15, 44110288), (16, 41353395), (20, 33082716), (24, 27568930), (30, 22055144), (40, 16541358), (48, 13784465), (59, 11214480), (60, 11027572), (80, 8270679), (118, 5607240), (120, 5513786), (177, 3738160), (236, 2803620), (240, 2756893), (295, 2242896), (354, 1869080), (472, 1401810), (590, 1121448), (708, 934540), (885, 747632), (944, 700905), (1180, 560724), (1416, 467270), (1770, 373816), (2360, 280362), (2832, 233635), (3540, 186908), (4720, 140181), (7080, 93454), (14160, 46727)]