86665840

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{67}}^1$

素因数の和:159

約数の個数: 160

約数和(自身を含む): 230699520

約数和(自身を除く): 144033680

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 23, 37, 38, 40, 46, 67, 74, 76, 80, 92, 95, 115, 134, 148, 152, 184, 185, 190, 230, 268, 296, 304, 335, 368, 370, 380, 437, 460, 536, 592, 670, 703, 740, 760, 851, 874, 920, 1072, 1273, 1340, 1406, 1480, 1520, 1541, 1702, 1748, 1840, 2185, 2479, 2546, 2680, 2812, 2960, 3082, 3404, 3496, 3515, 4255, 4370, 4958, 5092, 5360, 5624, 6164, 6365, 6808, 6992, 7030, 7705, 8510, 8740, 9916, 10184, 11248, 12328, 12395, 12730, 13616, 14060, 15410, 16169, 17020, 17480, 19832, 20368, 24656, 24790, 25460, 28120, 29279, 30820, 32338, 34040, 34960, 39664, 47101, 49580, 50920, 56240, 57017, 58558, 61640, 64676, 68080, 80845, 94202, 99160, 101840, 114034, 117116, 123280, 129352, 146395, 161690, 188404, 198320, 228068, 234232, 235505, 258704, 285085, 292790, 323380, 376808, 456136, 468464, 471010, 570170, 585580, 646760, 753616, 912272, 942020, 1083323, 1140340, 1171160, 1293520, 1884040, 2166646, 2280680, 2342320, 3768080, 4333292, 4561360, 5416615, 8666584, 10833230, 17333168, 21666460, 43332920, 86665840]

約数ペア:

[(1, 86665840), (2, 43332920), (4, 21666460), (5, 17333168), (8, 10833230), (10, 8666584), (16, 5416615), (19, 4561360), (20, 4333292), (23, 3768080), (37, 2342320), (38, 2280680), (40, 2166646), (46, 1884040), (67, 1293520), (74, 1171160), (76, 1140340), (80, 1083323), (92, 942020), (95, 912272), (115, 753616), (134, 646760), (148, 585580), (152, 570170), (184, 471010), (185, 468464), (190, 456136), (230, 376808), (268, 323380), (296, 292790), (304, 285085), (335, 258704), (368, 235505), (370, 234232), (380, 228068), (437, 198320), (460, 188404), (536, 161690), (592, 146395), (670, 129352), (703, 123280), (740, 117116), (760, 114034), (851, 101840), (874, 99160), (920, 94202), (1072, 80845), (1273, 68080), (1340, 64676), (1406, 61640), (1480, 58558), (1520, 57017), (1541, 56240), (1702, 50920), (1748, 49580), (1840, 47101), (2185, 39664), (2479, 34960), (2546, 34040), (2680, 32338), (2812, 30820), (2960, 29279), (3082, 28120), (3404, 25460), (3496, 24790), (3515, 24656), (4255, 20368), (4370, 19832), (4958, 17480), (5092, 17020), (5360, 16169), (5624, 15410), (6164, 14060), (6365, 13616), (6808, 12730), (6992, 12395), (7030, 12328), (7705, 11248), (8510, 10184), (8740, 9916)]