208237029140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{997}}^1\times {\mathrm{13687}}^1$

素因数の和:14809

約数の個数: 96

約数和(自身を含む): 504896663040

約数和(自身を除く): 296659633900

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 109, 140, 218, 436, 545, 763, 997, 1090, 1526, 1994, 2180, 3052, 3815, 3988, 4985, 6979, 7630, 9970, 13687, 13958, 15260, 19940, 27374, 27916, 34895, 54748, 68435, 69790, 95809, 108673, 136870, 139580, 191618, 217346, 273740, 383236, 434692, 479045, 543365, 760711, 958090, 1086730, 1491883, 1521422, 1916180, 2173460, 2983766, 3042844, 3803555, 5967532, 7459415, 7607110, 10443181, 13645939, 14918830, 15214220, 20886362, 27291878, 29837660, 41772724, 52215905, 54583756, 68229695, 95521573, 104431810, 136459390, 191043146, 208863620, 272918780, 382086292, 477607865, 955215730, 1487407351, 1910431460, 2974814702, 5949629404, 7437036755, 10411851457, 14874073510, 20823702914, 29748147020, 41647405828, 52059257285, 104118514570, 208237029140]

約数ペア:

[(1, 208237029140), (2, 104118514570), (4, 52059257285), (5, 41647405828), (7, 29748147020), (10, 20823702914), (14, 14874073510), (20, 10411851457), (28, 7437036755), (35, 5949629404), (70, 2974814702), (109, 1910431460), (140, 1487407351), (218, 955215730), (436, 477607865), (545, 382086292), (763, 272918780), (997, 208863620), (1090, 191043146), (1526, 136459390), (1994, 104431810), (2180, 95521573), (3052, 68229695), (3815, 54583756), (3988, 52215905), (4985, 41772724), (6979, 29837660), (7630, 27291878), (9970, 20886362), (13687, 15214220), (13958, 14918830), (15260, 13645939), (19940, 10443181), (27374, 7607110), (27916, 7459415), (34895, 5967532), (54748, 3803555), (68435, 3042844), (69790, 2983766), (95809, 2173460), (108673, 1916180), (136870, 1521422), (139580, 1491883), (191618, 1086730), (217346, 958090), (273740, 760711), (383236, 543365), (434692, 479045)]