137920720

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{6007}}^1$

素因数の和:6068

約数の個数: 80

約数和(自身を含む): 375475968

約数和(自身を除く): 237555248

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 41, 56, 70, 80, 82, 112, 140, 164, 205, 280, 287, 328, 410, 560, 574, 656, 820, 1148, 1435, 1640, 2296, 2870, 3280, 4592, 5740, 6007, 11480, 12014, 22960, 24028, 30035, 42049, 48056, 60070, 84098, 96112, 120140, 168196, 210245, 240280, 246287, 336392, 420490, 480560, 492574, 672784, 840980, 985148, 1231435, 1681960, 1724009, 1970296, 2462870, 3363920, 3448018, 3940592, 4925740, 6896036, 8620045, 9851480, 13792072, 17240090, 19702960, 27584144, 34480180, 68960360, 137920720]

約数ペア:

[(1, 137920720), (2, 68960360), (4, 34480180), (5, 27584144), (7, 19702960), (8, 17240090), (10, 13792072), (14, 9851480), (16, 8620045), (20, 6896036), (28, 4925740), (35, 3940592), (40, 3448018), (41, 3363920), (56, 2462870), (70, 1970296), (80, 1724009), (82, 1681960), (112, 1231435), (140, 985148), (164, 840980), (205, 672784), (280, 492574), (287, 480560), (328, 420490), (410, 336392), (560, 246287), (574, 240280), (656, 210245), (820, 168196), (1148, 120140), (1435, 96112), (1640, 84098), (2296, 60070), (2870, 48056), (3280, 42049), (4592, 30035), (5740, 24028), (6007, 22960), (11480, 12014)]