1090980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1$

素因数の和:74

約数の個数: 144

約数和(自身を含む): 3931200

約数和(自身を除く): 2840220

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 19, 20, 22, 29, 30, 33, 36, 38, 44, 45, 55, 57, 58, 60, 66, 76, 87, 90, 95, 99, 110, 114, 116, 132, 145, 165, 171, 174, 180, 190, 198, 209, 220, 228, 261, 285, 290, 319, 330, 342, 348, 380, 396, 418, 435, 495, 522, 551, 570, 580, 627, 638, 660, 684, 836, 855, 870, 957, 990, 1044, 1045, 1102, 1140, 1254, 1276, 1305, 1595, 1653, 1710, 1740, 1881, 1914, 1980, 2090, 2204, 2508, 2610, 2755, 2871, 3135, 3190, 3306, 3420, 3762, 3828, 4180, 4785, 4959, 5220, 5510, 5742, 6061, 6270, 6380, 6612, 7524, 8265, 9405, 9570, 9918, 11020, 11484, 12122, 12540, 14355, 16530, 18183, 18810, 19140, 19836, 24244, 24795, 28710, 30305, 33060, 36366, 37620, 49590, 54549, 57420, 60610, 72732, 90915, 99180, 109098, 121220, 181830, 218196, 272745, 363660, 545490, 1090980]

約数ペア:

[(1, 1090980), (2, 545490), (3, 363660), (4, 272745), (5, 218196), (6, 181830), (9, 121220), (10, 109098), (11, 99180), (12, 90915), (15, 72732), (18, 60610), (19, 57420), (20, 54549), (22, 49590), (29, 37620), (30, 36366), (33, 33060), (36, 30305), (38, 28710), (44, 24795), (45, 24244), (55, 19836), (57, 19140), (58, 18810), (60, 18183), (66, 16530), (76, 14355), (87, 12540), (90, 12122), (95, 11484), (99, 11020), (110, 9918), (114, 9570), (116, 9405), (132, 8265), (145, 7524), (165, 6612), (171, 6380), (174, 6270), (180, 6061), (190, 5742), (198, 5510), (209, 5220), (220, 4959), (228, 4785), (261, 4180), (285, 3828), (290, 3762), (319, 3420), (330, 3306), (342, 3190), (348, 3135), (380, 2871), (396, 2755), (418, 2610), (435, 2508), (495, 2204), (522, 2090), (551, 1980), (570, 1914), (580, 1881), (627, 1740), (638, 1710), (660, 1653), (684, 1595), (836, 1305), (855, 1276), (870, 1254), (957, 1140), (990, 1102), (1044, 1045)]