990583992

素因数分解:

$2^3\times 3^4\times {\mathrm{53}}^1\times {\mathrm{28843}}^1$

素因数の和:28914

約数の個数: 80

約数和(自身を含む): 2827000440

約数和(自身を除く): 1836416448

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 53, 54, 72, 81, 106, 108, 159, 162, 212, 216, 318, 324, 424, 477, 636, 648, 954, 1272, 1431, 1908, 2862, 3816, 4293, 5724, 8586, 11448, 17172, 28843, 34344, 57686, 86529, 115372, 173058, 230744, 259587, 346116, 519174, 692232, 778761, 1038348, 1528679, 1557522, 2076696, 2336283, 3057358, 3115044, 4586037, 4672566, 6114716, 6230088, 9172074, 9345132, 12229432, 13758111, 18344148, 18690264, 27516222, 36688296, 41274333, 55032444, 82548666, 110064888, 123822999, 165097332, 247645998, 330194664, 495291996, 990583992]

約数ペア:

[(1, 990583992), (2, 495291996), (3, 330194664), (4, 247645998), (6, 165097332), (8, 123822999), (9, 110064888), (12, 82548666), (18, 55032444), (24, 41274333), (27, 36688296), (36, 27516222), (53, 18690264), (54, 18344148), (72, 13758111), (81, 12229432), (106, 9345132), (108, 9172074), (159, 6230088), (162, 6114716), (212, 4672566), (216, 4586037), (318, 3115044), (324, 3057358), (424, 2336283), (477, 2076696), (636, 1557522), (648, 1528679), (954, 1038348), (1272, 778761), (1431, 692232), (1908, 519174), (2862, 346116), (3816, 259587), (4293, 230744), (5724, 173058), (8586, 115372), (11448, 86529), (17172, 57686), (28843, 34344)]