1397490840

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{751}}^1\times {\mathrm{1723}}^1$

素因数の和:2494

約数の個数: 128

約数和(自身を含む): 4667212800

約数和(自身を除く): 3269721960

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 90, 108, 120, 135, 180, 216, 270, 360, 540, 751, 1080, 1502, 1723, 2253, 3004, 3446, 3755, 4506, 5169, 6008, 6759, 6892, 7510, 8615, 9012, 10338, 11265, 13518, 13784, 15020, 15507, 17230, 18024, 20277, 20676, 22530, 25845, 27036, 30040, 31014, 33795, 34460, 40554, 41352, 45060, 46521, 51690, 54072, 62028, 67590, 68920, 77535, 81108, 90120, 93042, 101385, 103380, 124056, 135180, 155070, 162216, 186084, 202770, 206760, 232605, 270360, 310140, 372168, 405540, 465210, 620280, 811080, 930420, 1293973, 1860840, 2587946, 3881919, 5175892, 6469865, 7763838, 10351784, 11645757, 12939730, 15527676, 19409595, 23291514, 25879460, 31055352, 34937271, 38819190, 46583028, 51758920, 58228785, 69874542, 77638380, 93166056, 116457570, 139749084, 155276760, 174686355, 232915140, 279498168, 349372710, 465830280, 698745420, 1397490840]

約数ペア:

[(1, 1397490840), (2, 698745420), (3, 465830280), (4, 349372710), (5, 279498168), (6, 232915140), (8, 174686355), (9, 155276760), (10, 139749084), (12, 116457570), (15, 93166056), (18, 77638380), (20, 69874542), (24, 58228785), (27, 51758920), (30, 46583028), (36, 38819190), (40, 34937271), (45, 31055352), (54, 25879460), (60, 23291514), (72, 19409595), (90, 15527676), (108, 12939730), (120, 11645757), (135, 10351784), (180, 7763838), (216, 6469865), (270, 5175892), (360, 3881919), (540, 2587946), (751, 1860840), (1080, 1293973), (1502, 930420), (1723, 811080), (2253, 620280), (3004, 465210), (3446, 405540), (3755, 372168), (4506, 310140), (5169, 270360), (6008, 232605), (6759, 206760), (6892, 202770), (7510, 186084), (8615, 162216), (9012, 155070), (10338, 135180), (11265, 124056), (13518, 103380), (13784, 101385), (15020, 93042), (15507, 90120), (17230, 81108), (18024, 77535), (20277, 68920), (20676, 67590), (22530, 62028), (25845, 54072), (27036, 51690), (30040, 46521), (31014, 45060), (33795, 41352), (34460, 40554)]