68843840

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{67}}^1$

素因数の和:129

約数の個数: 168

約数和(自身を含む): 189646560

約数和(自身を除く): 120802720

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 19, 20, 26, 32, 38, 40, 52, 64, 65, 67, 76, 80, 95, 104, 130, 134, 152, 160, 169, 190, 208, 247, 260, 268, 304, 320, 335, 338, 380, 416, 494, 520, 536, 608, 670, 676, 760, 832, 845, 871, 988, 1040, 1072, 1216, 1235, 1273, 1340, 1352, 1520, 1690, 1742, 1976, 2080, 2144, 2470, 2546, 2680, 2704, 3040, 3211, 3380, 3484, 3952, 4160, 4288, 4355, 4940, 5092, 5360, 5408, 6080, 6365, 6422, 6760, 6968, 7904, 8710, 9880, 10184, 10720, 10816, 11323, 12730, 12844, 13520, 13936, 15808, 16055, 16549, 17420, 19760, 20368, 21440, 22646, 25460, 25688, 27040, 27872, 32110, 33098, 34840, 39520, 40736, 45292, 50920, 51376, 54080, 55744, 56615, 64220, 66196, 69680, 79040, 81472, 82745, 90584, 101840, 102752, 113230, 128440, 132392, 139360, 165490, 181168, 203680, 205504, 215137, 226460, 256880, 264784, 278720, 330980, 362336, 407360, 430274, 452920, 513760, 529568, 661960, 724672, 860548, 905840, 1027520, 1059136, 1075685, 1323920, 1721096, 1811680, 2151370, 2647840, 3442192, 3623360, 4302740, 5295680, 6884384, 8605480, 13768768, 17210960, 34421920, 68843840]

約数ペア:

[(1, 68843840), (2, 34421920), (4, 17210960), (5, 13768768), (8, 8605480), (10, 6884384), (13, 5295680), (16, 4302740), (19, 3623360), (20, 3442192), (26, 2647840), (32, 2151370), (38, 1811680), (40, 1721096), (52, 1323920), (64, 1075685), (65, 1059136), (67, 1027520), (76, 905840), (80, 860548), (95, 724672), (104, 661960), (130, 529568), (134, 513760), (152, 452920), (160, 430274), (169, 407360), (190, 362336), (208, 330980), (247, 278720), (260, 264784), (268, 256880), (304, 226460), (320, 215137), (335, 205504), (338, 203680), (380, 181168), (416, 165490), (494, 139360), (520, 132392), (536, 128440), (608, 113230), (670, 102752), (676, 101840), (760, 90584), (832, 82745), (845, 81472), (871, 79040), (988, 69680), (1040, 66196), (1072, 64220), (1216, 56615), (1235, 55744), (1273, 54080), (1340, 51376), (1352, 50920), (1520, 45292), (1690, 40736), (1742, 39520), (1976, 34840), (2080, 33098), (2144, 32110), (2470, 27872), (2546, 27040), (2680, 25688), (2704, 25460), (3040, 22646), (3211, 21440), (3380, 20368), (3484, 19760), (3952, 17420), (4160, 16549), (4288, 16055), (4355, 15808), (4940, 13936), (5092, 13520), (5360, 12844), (5408, 12730), (6080, 11323), (6365, 10816), (6422, 10720), (6760, 10184), (6968, 9880), (7904, 8710)]