39975810

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{233}}^1$

素因数の和:312

約数の個数: 128

約数和(自身を含む): 118609920

約数和(自身を除く): 78634110

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 19, 21, 30, 35, 38, 42, 43, 57, 70, 86, 95, 105, 114, 129, 133, 190, 210, 215, 233, 258, 266, 285, 301, 399, 430, 466, 570, 602, 645, 665, 699, 798, 817, 903, 1165, 1290, 1330, 1398, 1505, 1631, 1634, 1806, 1995, 2330, 2451, 3010, 3262, 3495, 3990, 4085, 4427, 4515, 4893, 4902, 5719, 6990, 8155, 8170, 8854, 9030, 9786, 10019, 11438, 12255, 13281, 16310, 17157, 20038, 22135, 24465, 24510, 26562, 28595, 30057, 30989, 34314, 44270, 48930, 50095, 57190, 60114, 61978, 66405, 70133, 85785, 92967, 100190, 132810, 140266, 150285, 154945, 171570, 185934, 190361, 210399, 300570, 309890, 350665, 380722, 420798, 464835, 571083, 701330, 929670, 951805, 1051995, 1142166, 1332527, 1903610, 2103990, 2665054, 2855415, 3997581, 5710830, 6662635, 7995162, 13325270, 19987905, 39975810]

約数ペア:

[(1, 39975810), (2, 19987905), (3, 13325270), (5, 7995162), (6, 6662635), (7, 5710830), (10, 3997581), (14, 2855415), (15, 2665054), (19, 2103990), (21, 1903610), (30, 1332527), (35, 1142166), (38, 1051995), (42, 951805), (43, 929670), (57, 701330), (70, 571083), (86, 464835), (95, 420798), (105, 380722), (114, 350665), (129, 309890), (133, 300570), (190, 210399), (210, 190361), (215, 185934), (233, 171570), (258, 154945), (266, 150285), (285, 140266), (301, 132810), (399, 100190), (430, 92967), (466, 85785), (570, 70133), (602, 66405), (645, 61978), (665, 60114), (699, 57190), (798, 50095), (817, 48930), (903, 44270), (1165, 34314), (1290, 30989), (1330, 30057), (1398, 28595), (1505, 26562), (1631, 24510), (1634, 24465), (1806, 22135), (1995, 20038), (2330, 17157), (2451, 16310), (3010, 13281), (3262, 12255), (3495, 11438), (3990, 10019), (4085, 9786), (4427, 9030), (4515, 8854), (4893, 8170), (4902, 8155), (5719, 6990)]