194900240

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{139}}^1\times {\mathrm{1031}}^1$

素因数の和:1200

約数の個数: 80

約数和(自身を含む): 483719040

約数和(自身を除く): 288818800

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 139, 170, 272, 278, 340, 556, 680, 695, 1031, 1112, 1360, 1390, 2062, 2224, 2363, 2780, 4124, 4726, 5155, 5560, 8248, 9452, 10310, 11120, 11815, 16496, 17527, 18904, 20620, 23630, 35054, 37808, 41240, 47260, 70108, 82480, 87635, 94520, 140216, 143309, 175270, 189040, 280432, 286618, 350540, 573236, 701080, 716545, 1146472, 1402160, 1433090, 2292944, 2436253, 2866180, 4872506, 5732360, 9745012, 11464720, 12181265, 19490024, 24362530, 38980048, 48725060, 97450120, 194900240]

約数ペア:

[(1, 194900240), (2, 97450120), (4, 48725060), (5, 38980048), (8, 24362530), (10, 19490024), (16, 12181265), (17, 11464720), (20, 9745012), (34, 5732360), (40, 4872506), (68, 2866180), (80, 2436253), (85, 2292944), (136, 1433090), (139, 1402160), (170, 1146472), (272, 716545), (278, 701080), (340, 573236), (556, 350540), (680, 286618), (695, 280432), (1031, 189040), (1112, 175270), (1360, 143309), (1390, 140216), (2062, 94520), (2224, 87635), (2363, 82480), (2780, 70108), (4124, 47260), (4726, 41240), (5155, 37808), (5560, 35054), (8248, 23630), (9452, 20620), (10310, 18904), (11120, 17527), (11815, 16496)]