131197080

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{313}}^1\times {\mathrm{499}}^1$

素因数の和:833

約数の個数: 128

約数和(自身を含む): 452160000

約数和(自身を除く): 320962920

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 313, 420, 499, 626, 840, 939, 998, 1252, 1497, 1565, 1878, 1996, 2191, 2495, 2504, 2994, 3130, 3493, 3756, 3992, 4382, 4695, 4990, 5988, 6260, 6573, 6986, 7485, 7512, 8764, 9390, 9980, 10479, 10955, 11976, 12520, 13146, 13972, 14970, 17465, 17528, 18780, 19960, 20958, 21910, 26292, 27944, 29940, 32865, 34930, 37560, 41916, 43820, 52395, 52584, 59880, 65730, 69860, 83832, 87640, 104790, 131460, 139720, 156187, 209580, 262920, 312374, 419160, 468561, 624748, 780935, 937122, 1093309, 1249496, 1561870, 1874244, 2186618, 2342805, 3123740, 3279927, 3748488, 4373236, 4685610, 5466545, 6247480, 6559854, 8746472, 9371220, 10933090, 13119708, 16399635, 18742440, 21866180, 26239416, 32799270, 43732360, 65598540, 131197080]

約数ペア:

[(1, 131197080), (2, 65598540), (3, 43732360), (4, 32799270), (5, 26239416), (6, 21866180), (7, 18742440), (8, 16399635), (10, 13119708), (12, 10933090), (14, 9371220), (15, 8746472), (20, 6559854), (21, 6247480), (24, 5466545), (28, 4685610), (30, 4373236), (35, 3748488), (40, 3279927), (42, 3123740), (56, 2342805), (60, 2186618), (70, 1874244), (84, 1561870), (105, 1249496), (120, 1093309), (140, 937122), (168, 780935), (210, 624748), (280, 468561), (313, 419160), (420, 312374), (499, 262920), (626, 209580), (840, 156187), (939, 139720), (998, 131460), (1252, 104790), (1497, 87640), (1565, 83832), (1878, 69860), (1996, 65730), (2191, 59880), (2495, 52584), (2504, 52395), (2994, 43820), (3130, 41916), (3493, 37560), (3756, 34930), (3992, 32865), (4382, 29940), (4695, 27944), (4990, 26292), (5988, 21910), (6260, 20958), (6573, 19960), (6986, 18780), (7485, 17528), (7512, 17465), (8764, 14970), (9390, 13972), (9980, 13146), (10479, 12520), (10955, 11976)]