250235720

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{227}}^1$

素因数の和:403

約数の個数: 128

約数和(自身を含む): 672399360

約数和(自身を除く): 422163640

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 31, 35, 40, 56, 62, 70, 124, 127, 140, 155, 217, 227, 248, 254, 280, 310, 434, 454, 508, 620, 635, 868, 889, 908, 1016, 1085, 1135, 1240, 1270, 1589, 1736, 1778, 1816, 2170, 2270, 2540, 3178, 3556, 3937, 4340, 4445, 4540, 5080, 6356, 7037, 7112, 7874, 7945, 8680, 8890, 9080, 12712, 14074, 15748, 15890, 17780, 19685, 27559, 28148, 28829, 31496, 31780, 35185, 35560, 39370, 49259, 55118, 56296, 57658, 63560, 70370, 78740, 98518, 110236, 115316, 137795, 140740, 144145, 157480, 197036, 201803, 220472, 230632, 246295, 275590, 281480, 288290, 394072, 403606, 492590, 551180, 576580, 807212, 893699, 985180, 1009015, 1102360, 1153160, 1614424, 1787398, 1970360, 2018030, 3574796, 4036060, 4468495, 6255893, 7149592, 8072120, 8936990, 12511786, 17873980, 25023572, 31279465, 35747960, 50047144, 62558930, 125117860, 250235720]

約数ペア:

[(1, 250235720), (2, 125117860), (4, 62558930), (5, 50047144), (7, 35747960), (8, 31279465), (10, 25023572), (14, 17873980), (20, 12511786), (28, 8936990), (31, 8072120), (35, 7149592), (40, 6255893), (56, 4468495), (62, 4036060), (70, 3574796), (124, 2018030), (127, 1970360), (140, 1787398), (155, 1614424), (217, 1153160), (227, 1102360), (248, 1009015), (254, 985180), (280, 893699), (310, 807212), (434, 576580), (454, 551180), (508, 492590), (620, 403606), (635, 394072), (868, 288290), (889, 281480), (908, 275590), (1016, 246295), (1085, 230632), (1135, 220472), (1240, 201803), (1270, 197036), (1589, 157480), (1736, 144145), (1778, 140740), (1816, 137795), (2170, 115316), (2270, 110236), (2540, 98518), (3178, 78740), (3556, 70370), (3937, 63560), (4340, 57658), (4445, 56296), (4540, 55118), (5080, 49259), (6356, 39370), (7037, 35560), (7112, 35185), (7874, 31780), (7945, 31496), (8680, 28829), (8890, 28148), (9080, 27559), (12712, 19685), (14074, 17780), (15748, 15890)]