2187180

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{419}}^1$

素因数の和:463

約数の個数: 72

約数和(自身を含む): 6879600

約数和(自身を除く): 4692420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 29, 30, 36, 45, 58, 60, 87, 90, 116, 145, 174, 180, 261, 290, 348, 419, 435, 522, 580, 838, 870, 1044, 1257, 1305, 1676, 1740, 2095, 2514, 2610, 3771, 4190, 5028, 5220, 6285, 7542, 8380, 12151, 12570, 15084, 18855, 24302, 25140, 36453, 37710, 48604, 60755, 72906, 75420, 109359, 121510, 145812, 182265, 218718, 243020, 364530, 437436, 546795, 729060, 1093590, 2187180]

約数ペア:

[(1, 2187180), (2, 1093590), (3, 729060), (4, 546795), (5, 437436), (6, 364530), (9, 243020), (10, 218718), (12, 182265), (15, 145812), (18, 121510), (20, 109359), (29, 75420), (30, 72906), (36, 60755), (45, 48604), (58, 37710), (60, 36453), (87, 25140), (90, 24302), (116, 18855), (145, 15084), (174, 12570), (180, 12151), (261, 8380), (290, 7542), (348, 6285), (419, 5220), (435, 5028), (522, 4190), (580, 3771), (838, 2610), (870, 2514), (1044, 2095), (1257, 1740), (1305, 1676)]