72220005

素因数分解:

$3^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1$

素因数の和:113

約数の個数: 160

約数和(自身を含む): 160997760

約数和(自身を除く): 88777755

約数列:

[1, 3, 5, 9, 11, 13, 15, 27, 29, 33, 39, 43, 45, 55, 65, 81, 87, 99, 117, 129, 135, 143, 145, 165, 195, 215, 261, 297, 319, 351, 377, 387, 405, 429, 435, 473, 495, 559, 585, 645, 715, 783, 891, 957, 1053, 1131, 1161, 1247, 1287, 1305, 1419, 1485, 1595, 1677, 1755, 1885, 1935, 2145, 2349, 2365, 2795, 2871, 3393, 3483, 3741, 3861, 3915, 4147, 4257, 4455, 4785, 5031, 5265, 5655, 5805, 6149, 6235, 6435, 7095, 8385, 8613, 10179, 11223, 11583, 11745, 12441, 12771, 13717, 14355, 15093, 16211, 16965, 17415, 18447, 18705, 19305, 20735, 21285, 25155, 25839, 30537, 30745, 33669, 37323, 38313, 41151, 43065, 45279, 48633, 50895, 55341, 56115, 57915, 62205, 63855, 68585, 75465, 81055, 92235, 101007, 111969, 123453, 129195, 145899, 152685, 166023, 168345, 178321, 186615, 191565, 205755, 226395, 243165, 276705, 335907, 370359, 437697, 498069, 505035, 534963, 559845, 617265, 729495, 830115, 891605, 1111077, 1313091, 1604889, 1679535, 1851795, 2188485, 2490345, 2674815, 4814667, 5555385, 6565455, 8024445, 14444001, 24073335, 72220005]

約数ペア:

[(1, 72220005), (3, 24073335), (5, 14444001), (9, 8024445), (11, 6565455), (13, 5555385), (15, 4814667), (27, 2674815), (29, 2490345), (33, 2188485), (39, 1851795), (43, 1679535), (45, 1604889), (55, 1313091), (65, 1111077), (81, 891605), (87, 830115), (99, 729495), (117, 617265), (129, 559845), (135, 534963), (143, 505035), (145, 498069), (165, 437697), (195, 370359), (215, 335907), (261, 276705), (297, 243165), (319, 226395), (351, 205755), (377, 191565), (387, 186615), (405, 178321), (429, 168345), (435, 166023), (473, 152685), (495, 145899), (559, 129195), (585, 123453), (645, 111969), (715, 101007), (783, 92235), (891, 81055), (957, 75465), (1053, 68585), (1131, 63855), (1161, 62205), (1247, 57915), (1287, 56115), (1305, 55341), (1419, 50895), (1485, 48633), (1595, 45279), (1677, 43065), (1755, 41151), (1885, 38313), (1935, 37323), (2145, 33669), (2349, 30745), (2365, 30537), (2795, 25839), (2871, 25155), (3393, 21285), (3483, 20735), (3741, 19305), (3861, 18705), (3915, 18447), (4147, 17415), (4257, 16965), (4455, 16211), (4785, 15093), (5031, 14355), (5265, 13717), (5655, 12771), (5805, 12441), (6149, 11745), (6235, 11583), (6435, 11223), (7095, 10179), (8385, 8613)]