201800620

素因数分解:

$2^2\times 5^1\times 7^3\times {\mathrm{23}}^1\times {\mathrm{1279}}^1$

素因数の和:1332

約数の個数: 96

約数和(自身を含む): 516096000

約数和(自身を除く): 314295380

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 28, 35, 46, 49, 70, 92, 98, 115, 140, 161, 196, 230, 245, 322, 343, 460, 490, 644, 686, 805, 980, 1127, 1279, 1372, 1610, 1715, 2254, 2558, 3220, 3430, 4508, 5116, 5635, 6395, 6860, 7889, 8953, 11270, 12790, 15778, 17906, 22540, 25580, 29417, 31556, 35812, 39445, 44765, 58834, 62671, 78890, 89530, 117668, 125342, 147085, 157780, 179060, 205919, 250684, 294170, 313355, 411838, 438697, 588340, 626710, 823676, 877394, 1029595, 1253420, 1441433, 1754788, 2059190, 2193485, 2882866, 4118380, 4386970, 5765732, 7207165, 8773940, 10090031, 14414330, 20180062, 28828660, 40360124, 50450155, 100900310, 201800620]

約数ペア:

[(1, 201800620), (2, 100900310), (4, 50450155), (5, 40360124), (7, 28828660), (10, 20180062), (14, 14414330), (20, 10090031), (23, 8773940), (28, 7207165), (35, 5765732), (46, 4386970), (49, 4118380), (70, 2882866), (92, 2193485), (98, 2059190), (115, 1754788), (140, 1441433), (161, 1253420), (196, 1029595), (230, 877394), (245, 823676), (322, 626710), (343, 588340), (460, 438697), (490, 411838), (644, 313355), (686, 294170), (805, 250684), (980, 205919), (1127, 179060), (1279, 157780), (1372, 147085), (1610, 125342), (1715, 117668), (2254, 89530), (2558, 78890), (3220, 62671), (3430, 58834), (4508, 44765), (5116, 39445), (5635, 35812), (6395, 31556), (6860, 29417), (7889, 25580), (8953, 22540), (11270, 17906), (12790, 15778)]