80815320

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{24943}}^1$

素因数の和:24966

約数の個数: 80

約数和(自身を含む): 271640160

約数和(自身を除く): 190824840

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 81, 90, 108, 120, 135, 162, 180, 216, 270, 324, 360, 405, 540, 648, 810, 1080, 1620, 3240, 24943, 49886, 74829, 99772, 124715, 149658, 199544, 224487, 249430, 299316, 374145, 448974, 498860, 598632, 673461, 748290, 897948, 997720, 1122435, 1346922, 1496580, 1795896, 2020383, 2244870, 2693844, 2993160, 3367305, 4040766, 4489740, 5387688, 6734610, 8081532, 8979480, 10101915, 13469220, 16163064, 20203830, 26938440, 40407660, 80815320]

約数ペア:

[(1, 80815320), (2, 40407660), (3, 26938440), (4, 20203830), (5, 16163064), (6, 13469220), (8, 10101915), (9, 8979480), (10, 8081532), (12, 6734610), (15, 5387688), (18, 4489740), (20, 4040766), (24, 3367305), (27, 2993160), (30, 2693844), (36, 2244870), (40, 2020383), (45, 1795896), (54, 1496580), (60, 1346922), (72, 1122435), (81, 997720), (90, 897948), (108, 748290), (120, 673461), (135, 598632), (162, 498860), (180, 448974), (216, 374145), (270, 299316), (324, 249430), (360, 224487), (405, 199544), (540, 149658), (648, 124715), (810, 99772), (1080, 74829), (1620, 49886), (3240, 24943)]