71670760

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{359}}^1$

素因数の和:431

約数の個数: 128

約数和(自身を含む): 199065600

約数和(自身を除く): 127394840

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 23, 28, 31, 35, 40, 46, 56, 62, 70, 92, 115, 124, 140, 155, 161, 184, 217, 230, 248, 280, 310, 322, 359, 434, 460, 620, 644, 713, 718, 805, 868, 920, 1085, 1240, 1288, 1426, 1436, 1610, 1736, 1795, 2170, 2513, 2852, 2872, 3220, 3565, 3590, 4340, 4991, 5026, 5704, 6440, 7130, 7180, 8257, 8680, 9982, 10052, 11129, 12565, 14260, 14360, 16514, 19964, 20104, 22258, 24955, 25130, 28520, 33028, 39928, 41285, 44516, 49910, 50260, 55645, 57799, 66056, 77903, 82570, 89032, 99820, 100520, 111290, 115598, 155806, 165140, 199640, 222580, 231196, 255967, 288995, 311612, 330280, 389515, 445160, 462392, 511934, 577990, 623224, 779030, 1023868, 1155980, 1279835, 1558060, 1791769, 2047736, 2311960, 2559670, 3116120, 3583538, 5119340, 7167076, 8958845, 10238680, 14334152, 17917690, 35835380, 71670760]

約数ペア:

[(1, 71670760), (2, 35835380), (4, 17917690), (5, 14334152), (7, 10238680), (8, 8958845), (10, 7167076), (14, 5119340), (20, 3583538), (23, 3116120), (28, 2559670), (31, 2311960), (35, 2047736), (40, 1791769), (46, 1558060), (56, 1279835), (62, 1155980), (70, 1023868), (92, 779030), (115, 623224), (124, 577990), (140, 511934), (155, 462392), (161, 445160), (184, 389515), (217, 330280), (230, 311612), (248, 288995), (280, 255967), (310, 231196), (322, 222580), (359, 199640), (434, 165140), (460, 155806), (620, 115598), (644, 111290), (713, 100520), (718, 99820), (805, 89032), (868, 82570), (920, 77903), (1085, 66056), (1240, 57799), (1288, 55645), (1426, 50260), (1436, 49910), (1610, 44516), (1736, 41285), (1795, 39928), (2170, 33028), (2513, 28520), (2852, 25130), (2872, 24955), (3220, 22258), (3565, 20104), (3590, 19964), (4340, 16514), (4991, 14360), (5026, 14260), (5704, 12565), (6440, 11129), (7130, 10052), (7180, 9982), (8257, 8680)]