68808240

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{227}}^1\times {\mathrm{421}}^1$

素因数の和:667

約数の個数: 120

約数和(自身を含む): 232650288

約数和(自身を除く): 163842048

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 227, 240, 360, 421, 454, 681, 720, 842, 908, 1135, 1263, 1362, 1684, 1816, 2043, 2105, 2270, 2526, 2724, 3368, 3405, 3632, 3789, 4086, 4210, 4540, 5052, 5448, 6315, 6736, 6810, 7578, 8172, 8420, 9080, 10104, 10215, 10896, 12630, 13620, 15156, 16344, 16840, 18160, 18945, 20208, 20430, 25260, 27240, 30312, 32688, 33680, 37890, 40860, 50520, 54480, 60624, 75780, 81720, 95567, 101040, 151560, 163440, 191134, 286701, 303120, 382268, 477835, 573402, 764536, 860103, 955670, 1146804, 1433505, 1529072, 1720206, 1911340, 2293608, 2867010, 3440412, 3822680, 4300515, 4587216, 5734020, 6880824, 7645360, 8601030, 11468040, 13761648, 17202060, 22936080, 34404120, 68808240]

約数ペア:

[(1, 68808240), (2, 34404120), (3, 22936080), (4, 17202060), (5, 13761648), (6, 11468040), (8, 8601030), (9, 7645360), (10, 6880824), (12, 5734020), (15, 4587216), (16, 4300515), (18, 3822680), (20, 3440412), (24, 2867010), (30, 2293608), (36, 1911340), (40, 1720206), (45, 1529072), (48, 1433505), (60, 1146804), (72, 955670), (80, 860103), (90, 764536), (120, 573402), (144, 477835), (180, 382268), (227, 303120), (240, 286701), (360, 191134), (421, 163440), (454, 151560), (681, 101040), (720, 95567), (842, 81720), (908, 75780), (1135, 60624), (1263, 54480), (1362, 50520), (1684, 40860), (1816, 37890), (2043, 33680), (2105, 32688), (2270, 30312), (2526, 27240), (2724, 25260), (3368, 20430), (3405, 20208), (3632, 18945), (3789, 18160), (4086, 16840), (4210, 16344), (4540, 15156), (5052, 13620), (5448, 12630), (6315, 10896), (6736, 10215), (6810, 10104), (7578, 9080), (8172, 8420)]