81533280

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{59}}^1\times {\mathrm{2879}}^1$

素因数の和:2956

約数の個数: 96

約数和(自身を含む): 261273600

約数和(自身を除く): 179740320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 59, 60, 80, 96, 118, 120, 160, 177, 236, 240, 295, 354, 472, 480, 590, 708, 885, 944, 1180, 1416, 1770, 1888, 2360, 2832, 2879, 3540, 4720, 5664, 5758, 7080, 8637, 9440, 11516, 14160, 14395, 17274, 23032, 28320, 28790, 34548, 43185, 46064, 57580, 69096, 86370, 92128, 115160, 138192, 169861, 172740, 230320, 276384, 339722, 345480, 460640, 509583, 679444, 690960, 849305, 1019166, 1358888, 1381920, 1698610, 2038332, 2547915, 2717776, 3397220, 4076664, 5095830, 5435552, 6794440, 8153328, 10191660, 13588880, 16306656, 20383320, 27177760, 40766640, 81533280]

約数ペア:

[(1, 81533280), (2, 40766640), (3, 27177760), (4, 20383320), (5, 16306656), (6, 13588880), (8, 10191660), (10, 8153328), (12, 6794440), (15, 5435552), (16, 5095830), (20, 4076664), (24, 3397220), (30, 2717776), (32, 2547915), (40, 2038332), (48, 1698610), (59, 1381920), (60, 1358888), (80, 1019166), (96, 849305), (118, 690960), (120, 679444), (160, 509583), (177, 460640), (236, 345480), (240, 339722), (295, 276384), (354, 230320), (472, 172740), (480, 169861), (590, 138192), (708, 115160), (885, 92128), (944, 86370), (1180, 69096), (1416, 57580), (1770, 46064), (1888, 43185), (2360, 34548), (2832, 28790), (2879, 28320), (3540, 23032), (4720, 17274), (5664, 14395), (5758, 14160), (7080, 11516), (8637, 9440)]