72007580

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{67}}^1\times {\mathrm{109}}^1$

素因数の和:231

約数の個数: 96

約数和(自身を含む): 169646400

約数和(自身を除く): 97638820

約数列:

[1, 2, 4, 5, 10, 17, 20, 29, 34, 58, 67, 68, 85, 109, 116, 134, 145, 170, 218, 268, 290, 335, 340, 436, 493, 545, 580, 670, 986, 1090, 1139, 1340, 1853, 1943, 1972, 2180, 2278, 2465, 3161, 3706, 3886, 4556, 4930, 5695, 6322, 7303, 7412, 7772, 9265, 9715, 9860, 11390, 12644, 14606, 15805, 18530, 19430, 22780, 29212, 31610, 33031, 36515, 37060, 38860, 53737, 63220, 66062, 73030, 107474, 124151, 132124, 146060, 165155, 211787, 214948, 248302, 268685, 330310, 423574, 496604, 537370, 620755, 660620, 847148, 1058935, 1074740, 1241510, 2117870, 2483020, 3600379, 4235740, 7200758, 14401516, 18001895, 36003790, 72007580]

約数ペア:

[(1, 72007580), (2, 36003790), (4, 18001895), (5, 14401516), (10, 7200758), (17, 4235740), (20, 3600379), (29, 2483020), (34, 2117870), (58, 1241510), (67, 1074740), (68, 1058935), (85, 847148), (109, 660620), (116, 620755), (134, 537370), (145, 496604), (170, 423574), (218, 330310), (268, 268685), (290, 248302), (335, 214948), (340, 211787), (436, 165155), (493, 146060), (545, 132124), (580, 124151), (670, 107474), (986, 73030), (1090, 66062), (1139, 63220), (1340, 53737), (1853, 38860), (1943, 37060), (1972, 36515), (2180, 33031), (2278, 31610), (2465, 29212), (3161, 22780), (3706, 19430), (3886, 18530), (4556, 15805), (4930, 14606), (5695, 12644), (6322, 11390), (7303, 9860), (7412, 9715), (7772, 9265)]