75725580

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{43}}^1\times {\mathrm{599}}^1$

素因数の和:668

約数の個数: 144

約数和(自身を含む): 252806400

約数和(自身を除く): 177080820

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 43, 49, 60, 70, 84, 86, 98, 105, 129, 140, 147, 172, 196, 210, 215, 245, 258, 294, 301, 420, 430, 490, 516, 588, 599, 602, 645, 735, 860, 903, 980, 1198, 1204, 1290, 1470, 1505, 1797, 1806, 2107, 2396, 2580, 2940, 2995, 3010, 3594, 3612, 4193, 4214, 4515, 5990, 6020, 6321, 7188, 8386, 8428, 8985, 9030, 10535, 11980, 12579, 12642, 16772, 17970, 18060, 20965, 21070, 25158, 25284, 25757, 29351, 31605, 35940, 41930, 42140, 50316, 51514, 58702, 62895, 63210, 77271, 83860, 88053, 103028, 117404, 125790, 126420, 128785, 146755, 154542, 176106, 180299, 251580, 257570, 293510, 309084, 352212, 360598, 386355, 440265, 515140, 540897, 587020, 721196, 772710, 880530, 901495, 1081794, 1262093, 1545420, 1761060, 1802990, 2163588, 2524186, 2704485, 3605980, 3786279, 5048372, 5408970, 6310465, 7572558, 10817940, 12620930, 15145116, 18931395, 25241860, 37862790, 75725580]

約数ペア:

[(1, 75725580), (2, 37862790), (3, 25241860), (4, 18931395), (5, 15145116), (6, 12620930), (7, 10817940), (10, 7572558), (12, 6310465), (14, 5408970), (15, 5048372), (20, 3786279), (21, 3605980), (28, 2704485), (30, 2524186), (35, 2163588), (42, 1802990), (43, 1761060), (49, 1545420), (60, 1262093), (70, 1081794), (84, 901495), (86, 880530), (98, 772710), (105, 721196), (129, 587020), (140, 540897), (147, 515140), (172, 440265), (196, 386355), (210, 360598), (215, 352212), (245, 309084), (258, 293510), (294, 257570), (301, 251580), (420, 180299), (430, 176106), (490, 154542), (516, 146755), (588, 128785), (599, 126420), (602, 125790), (645, 117404), (735, 103028), (860, 88053), (903, 83860), (980, 77271), (1198, 63210), (1204, 62895), (1290, 58702), (1470, 51514), (1505, 50316), (1797, 42140), (1806, 41930), (2107, 35940), (2396, 31605), (2580, 29351), (2940, 25757), (2995, 25284), (3010, 25158), (3594, 21070), (3612, 20965), (4193, 18060), (4214, 17970), (4515, 16772), (5990, 12642), (6020, 12579), (6321, 11980), (7188, 10535), (8386, 9030), (8428, 8985)]