494158040

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{109}}^1\times {\mathrm{113}}^1$

素因数の和:309

約数の個数: 128

約数和(自身を含む): 1218888000

約数和(自身を除く): 724729960

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 59, 68, 85, 109, 113, 118, 136, 170, 218, 226, 236, 295, 340, 436, 452, 472, 545, 565, 590, 680, 872, 904, 1003, 1090, 1130, 1180, 1853, 1921, 2006, 2180, 2260, 2360, 3706, 3842, 4012, 4360, 4520, 5015, 6431, 6667, 7412, 7684, 8024, 9265, 9605, 10030, 12317, 12862, 13334, 14824, 15368, 18530, 19210, 20060, 24634, 25724, 26668, 32155, 33335, 37060, 38420, 40120, 49268, 51448, 53336, 61585, 64310, 66670, 74120, 76840, 98536, 109327, 113339, 123170, 128620, 133340, 209389, 218654, 226678, 246340, 257240, 266680, 418778, 437308, 453356, 492680, 546635, 566695, 726703, 837556, 874616, 906712, 1046945, 1093270, 1133390, 1453406, 1675112, 2093890, 2186540, 2266780, 2906812, 3633515, 4187780, 4373080, 4533560, 5813624, 7267030, 8375560, 12353951, 14534060, 24707902, 29068120, 49415804, 61769755, 98831608, 123539510, 247079020, 494158040]

約数ペア:

[(1, 494158040), (2, 247079020), (4, 123539510), (5, 98831608), (8, 61769755), (10, 49415804), (17, 29068120), (20, 24707902), (34, 14534060), (40, 12353951), (59, 8375560), (68, 7267030), (85, 5813624), (109, 4533560), (113, 4373080), (118, 4187780), (136, 3633515), (170, 2906812), (218, 2266780), (226, 2186540), (236, 2093890), (295, 1675112), (340, 1453406), (436, 1133390), (452, 1093270), (472, 1046945), (545, 906712), (565, 874616), (590, 837556), (680, 726703), (872, 566695), (904, 546635), (1003, 492680), (1090, 453356), (1130, 437308), (1180, 418778), (1853, 266680), (1921, 257240), (2006, 246340), (2180, 226678), (2260, 218654), (2360, 209389), (3706, 133340), (3842, 128620), (4012, 123170), (4360, 113339), (4520, 109327), (5015, 98536), (6431, 76840), (6667, 74120), (7412, 66670), (7684, 64310), (8024, 61585), (9265, 53336), (9605, 51448), (10030, 49268), (12317, 40120), (12862, 38420), (13334, 37060), (14824, 33335), (15368, 32155), (18530, 26668), (19210, 25724), (20060, 24634)]