212991840

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{211}}^1\times {\mathrm{701}}^1$

素因数の和:933

約数の個数: 144

約数和(自身を含む): 731321136

約数和(自身を除く): 518329296

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 180, 211, 240, 288, 360, 422, 480, 633, 701, 720, 844, 1055, 1266, 1402, 1440, 1688, 1899, 2103, 2110, 2532, 2804, 3165, 3376, 3505, 3798, 4206, 4220, 5064, 5608, 6309, 6330, 6752, 7010, 7596, 8412, 8440, 9495, 10128, 10515, 11216, 12618, 12660, 14020, 15192, 16824, 16880, 18990, 20256, 21030, 22432, 25236, 25320, 28040, 30384, 31545, 33648, 33760, 37980, 42060, 50472, 50640, 56080, 60768, 63090, 67296, 75960, 84120, 100944, 101280, 112160, 126180, 147911, 151920, 168240, 201888, 252360, 295822, 303840, 336480, 443733, 504720, 591644, 739555, 887466, 1009440, 1183288, 1331199, 1479110, 1774932, 2218665, 2366576, 2662398, 2958220, 3549864, 4437330, 4733152, 5324796, 5916440, 6655995, 7099728, 8874660, 10649592, 11832880, 13311990, 14199456, 17749320, 21299184, 23665760, 26623980, 35498640, 42598368, 53247960, 70997280, 106495920, 212991840]

約数ペア:

[(1, 212991840), (2, 106495920), (3, 70997280), (4, 53247960), (5, 42598368), (6, 35498640), (8, 26623980), (9, 23665760), (10, 21299184), (12, 17749320), (15, 14199456), (16, 13311990), (18, 11832880), (20, 10649592), (24, 8874660), (30, 7099728), (32, 6655995), (36, 5916440), (40, 5324796), (45, 4733152), (48, 4437330), (60, 3549864), (72, 2958220), (80, 2662398), (90, 2366576), (96, 2218665), (120, 1774932), (144, 1479110), (160, 1331199), (180, 1183288), (211, 1009440), (240, 887466), (288, 739555), (360, 591644), (422, 504720), (480, 443733), (633, 336480), (701, 303840), (720, 295822), (844, 252360), (1055, 201888), (1266, 168240), (1402, 151920), (1440, 147911), (1688, 126180), (1899, 112160), (2103, 101280), (2110, 100944), (2532, 84120), (2804, 75960), (3165, 67296), (3376, 63090), (3505, 60768), (3798, 56080), (4206, 50640), (4220, 50472), (5064, 42060), (5608, 37980), (6309, 33760), (6330, 33648), (6752, 31545), (7010, 30384), (7596, 28040), (8412, 25320), (8440, 25236), (9495, 22432), (10128, 21030), (10515, 20256), (11216, 18990), (12618, 16880), (12660, 16824), (14020, 15192)]