391128360

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{9907}}^1$

素因数の和:9975

約数の個数: 128

約数和(自身を含む): 1369681920

約数和(自身を除く): 978553560

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 47, 56, 60, 70, 84, 94, 105, 120, 140, 141, 168, 188, 210, 235, 280, 282, 329, 376, 420, 470, 564, 658, 705, 840, 940, 987, 1128, 1316, 1410, 1645, 1880, 1974, 2632, 2820, 3290, 3948, 4935, 5640, 6580, 7896, 9870, 9907, 13160, 19740, 19814, 29721, 39480, 39628, 49535, 59442, 69349, 79256, 99070, 118884, 138698, 148605, 198140, 208047, 237768, 277396, 297210, 346745, 396280, 416094, 465629, 554792, 594420, 693490, 832188, 931258, 1040235, 1188840, 1386980, 1396887, 1664376, 1862516, 2080470, 2328145, 2773960, 2793774, 3259403, 3725032, 4160940, 4656290, 5587548, 6518806, 6984435, 8321880, 9312580, 9778209, 11175096, 13037612, 13968870, 16297015, 18625160, 19556418, 26075224, 27937740, 32594030, 39112836, 48891045, 55875480, 65188060, 78225672, 97782090, 130376120, 195564180, 391128360]

約数ペア:

[(1, 391128360), (2, 195564180), (3, 130376120), (4, 97782090), (5, 78225672), (6, 65188060), (7, 55875480), (8, 48891045), (10, 39112836), (12, 32594030), (14, 27937740), (15, 26075224), (20, 19556418), (21, 18625160), (24, 16297015), (28, 13968870), (30, 13037612), (35, 11175096), (40, 9778209), (42, 9312580), (47, 8321880), (56, 6984435), (60, 6518806), (70, 5587548), (84, 4656290), (94, 4160940), (105, 3725032), (120, 3259403), (140, 2793774), (141, 2773960), (168, 2328145), (188, 2080470), (210, 1862516), (235, 1664376), (280, 1396887), (282, 1386980), (329, 1188840), (376, 1040235), (420, 931258), (470, 832188), (564, 693490), (658, 594420), (705, 554792), (840, 465629), (940, 416094), (987, 396280), (1128, 346745), (1316, 297210), (1410, 277396), (1645, 237768), (1880, 208047), (1974, 198140), (2632, 148605), (2820, 138698), (3290, 118884), (3948, 99070), (4935, 79256), (5640, 69349), (6580, 59442), (7896, 49535), (9870, 39628), (9907, 39480), (13160, 29721), (19740, 19814)]