249133360

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{113}}^1\times {\mathrm{127}}^1$

素因数の和:291

約数の個数: 160

約数和(自身を含む): 694812672

約数和(自身を除く): 445679312

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 35, 40, 56, 62, 70, 80, 112, 113, 124, 127, 140, 155, 217, 226, 248, 254, 280, 310, 434, 452, 496, 508, 560, 565, 620, 635, 791, 868, 889, 904, 1016, 1085, 1130, 1240, 1270, 1582, 1736, 1778, 1808, 2032, 2170, 2260, 2480, 2540, 3164, 3472, 3503, 3556, 3937, 3955, 4340, 4445, 4520, 5080, 6328, 7006, 7112, 7874, 7910, 8680, 8890, 9040, 10160, 12656, 14012, 14224, 14351, 15748, 15820, 17360, 17515, 17780, 19685, 24521, 27559, 28024, 28702, 31496, 31640, 35030, 35560, 39370, 49042, 55118, 56048, 57404, 62992, 63280, 70060, 71120, 71755, 78740, 98084, 100457, 110236, 114808, 122605, 137795, 140120, 143510, 157480, 196168, 200914, 220472, 229616, 245210, 275590, 280240, 287020, 314960, 392336, 401828, 440944, 444881, 490420, 502285, 551180, 574040, 803656, 889762, 980840, 1004570, 1102360, 1148080, 1607312, 1779524, 1961680, 2009140, 2204720, 2224405, 3114167, 3559048, 4018280, 4448810, 6228334, 7118096, 8036560, 8897620, 12456668, 15570835, 17795240, 24913336, 31141670, 35590480, 49826672, 62283340, 124566680, 249133360]

約数ペア:

[(1, 249133360), (2, 124566680), (4, 62283340), (5, 49826672), (7, 35590480), (8, 31141670), (10, 24913336), (14, 17795240), (16, 15570835), (20, 12456668), (28, 8897620), (31, 8036560), (35, 7118096), (40, 6228334), (56, 4448810), (62, 4018280), (70, 3559048), (80, 3114167), (112, 2224405), (113, 2204720), (124, 2009140), (127, 1961680), (140, 1779524), (155, 1607312), (217, 1148080), (226, 1102360), (248, 1004570), (254, 980840), (280, 889762), (310, 803656), (434, 574040), (452, 551180), (496, 502285), (508, 490420), (560, 444881), (565, 440944), (620, 401828), (635, 392336), (791, 314960), (868, 287020), (889, 280240), (904, 275590), (1016, 245210), (1085, 229616), (1130, 220472), (1240, 200914), (1270, 196168), (1582, 157480), (1736, 143510), (1778, 140120), (1808, 137795), (2032, 122605), (2170, 114808), (2260, 110236), (2480, 100457), (2540, 98084), (3164, 78740), (3472, 71755), (3503, 71120), (3556, 70060), (3937, 63280), (3955, 62992), (4340, 57404), (4445, 56048), (4520, 55118), (5080, 49042), (6328, 39370), (7006, 35560), (7112, 35030), (7874, 31640), (7910, 31496), (8680, 28702), (8890, 28024), (9040, 27559), (10160, 24521), (12656, 19685), (14012, 17780), (14224, 17515), (14351, 17360), (15748, 15820)]