353245340

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{41}}^2\times {\mathrm{79}}^1$

素因数の和:196

約数の個数: 144

約数和(自身を含む): 926284800

約数和(自身を除く): 573039460

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 41, 70, 76, 79, 82, 95, 133, 140, 158, 164, 190, 205, 266, 287, 316, 380, 395, 410, 532, 553, 574, 665, 779, 790, 820, 1106, 1148, 1330, 1435, 1501, 1558, 1580, 1681, 2212, 2660, 2765, 2870, 3002, 3116, 3239, 3362, 3895, 5453, 5530, 5740, 6004, 6478, 6724, 7505, 7790, 8405, 10507, 10906, 11060, 11767, 12956, 15010, 15580, 16195, 16810, 21014, 21812, 22673, 23534, 27265, 30020, 31939, 32390, 33620, 42028, 45346, 47068, 52535, 54530, 58835, 61541, 63878, 64780, 90692, 105070, 109060, 113365, 117670, 123082, 127756, 132799, 159695, 210140, 223573, 226730, 235340, 246164, 265598, 307705, 319390, 430787, 447146, 453460, 531196, 615410, 638780, 663995, 861574, 894292, 929593, 1117865, 1230820, 1327990, 1723148, 1859186, 2153935, 2235730, 2523181, 2655980, 3718372, 4307870, 4471460, 4647965, 5046362, 8615740, 9295930, 10092724, 12615905, 17662267, 18591860, 25231810, 35324534, 50463620, 70649068, 88311335, 176622670, 353245340]

約数ペア:

[(1, 353245340), (2, 176622670), (4, 88311335), (5, 70649068), (7, 50463620), (10, 35324534), (14, 25231810), (19, 18591860), (20, 17662267), (28, 12615905), (35, 10092724), (38, 9295930), (41, 8615740), (70, 5046362), (76, 4647965), (79, 4471460), (82, 4307870), (95, 3718372), (133, 2655980), (140, 2523181), (158, 2235730), (164, 2153935), (190, 1859186), (205, 1723148), (266, 1327990), (287, 1230820), (316, 1117865), (380, 929593), (395, 894292), (410, 861574), (532, 663995), (553, 638780), (574, 615410), (665, 531196), (779, 453460), (790, 447146), (820, 430787), (1106, 319390), (1148, 307705), (1330, 265598), (1435, 246164), (1501, 235340), (1558, 226730), (1580, 223573), (1681, 210140), (2212, 159695), (2660, 132799), (2765, 127756), (2870, 123082), (3002, 117670), (3116, 113365), (3239, 109060), (3362, 105070), (3895, 90692), (5453, 64780), (5530, 63878), (5740, 61541), (6004, 58835), (6478, 54530), (6724, 52535), (7505, 47068), (7790, 45346), (8405, 42028), (10507, 33620), (10906, 32390), (11060, 31939), (11767, 30020), (12956, 27265), (15010, 23534), (15580, 22673), (16195, 21812), (16810, 21014)]