71211210

素因数分解:

$2^1\times 3^1\times 5^1\times 7^2\times {\mathrm{193}}^1\times {\mathrm{251}}^1$

素因数の和:468

約数の個数: 96

約数和(自身を含む): 200636352

約数和(自身を除く): 129425142

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 49, 70, 98, 105, 147, 193, 210, 245, 251, 294, 386, 490, 502, 579, 735, 753, 965, 1158, 1255, 1351, 1470, 1506, 1757, 1930, 2510, 2702, 2895, 3514, 3765, 4053, 5271, 5790, 6755, 7530, 8106, 8785, 9457, 10542, 12299, 13510, 17570, 18914, 20265, 24598, 26355, 28371, 36897, 40530, 47285, 48443, 52710, 56742, 61495, 73794, 94570, 96886, 122990, 141855, 145329, 184485, 242215, 283710, 290658, 339101, 368970, 484430, 678202, 726645, 1017303, 1453290, 1695505, 2034606, 2373707, 3391010, 4747414, 5086515, 7121121, 10173030, 11868535, 14242242, 23737070, 35605605, 71211210]

約数ペア:

[(1, 71211210), (2, 35605605), (3, 23737070), (5, 14242242), (6, 11868535), (7, 10173030), (10, 7121121), (14, 5086515), (15, 4747414), (21, 3391010), (30, 2373707), (35, 2034606), (42, 1695505), (49, 1453290), (70, 1017303), (98, 726645), (105, 678202), (147, 484430), (193, 368970), (210, 339101), (245, 290658), (251, 283710), (294, 242215), (386, 184485), (490, 145329), (502, 141855), (579, 122990), (735, 96886), (753, 94570), (965, 73794), (1158, 61495), (1255, 56742), (1351, 52710), (1470, 48443), (1506, 47285), (1757, 40530), (1930, 36897), (2510, 28371), (2702, 26355), (2895, 24598), (3514, 20265), (3765, 18914), (4053, 17570), (5271, 13510), (5790, 12299), (6755, 10542), (7530, 9457), (8106, 8785)]