51363480

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{1301}}^1$

素因数の和:1369

約数の個数: 128

約数和(自身を含む): 179988480

約数和(自身を除く): 128625000

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, 1301, 1316, 1410, 1645, 1880, 1974, 2602, 2632, 2820, 3290, 3903, 3948, 4935, 5204, 5640, 6505, 6580, 7806, 7896, 9107, 9870, 10408, 13010, 13160, 15612, 18214, 19515, 19740, 26020, 27321, 31224, 36428, 39030, 39480, 45535, 52040, 54642, 61147, 72856, 78060, 91070, 109284, 122294, 136605, 156120, 182140, 183441, 218568, 244588, 273210, 305735, 364280, 366882, 428029, 489176, 546420, 611470, 733764, 856058, 917205, 1092840, 1222940, 1284087, 1467528, 1712116, 1834410, 2140145, 2445880, 2568174, 3424232, 3668820, 4280290, 5136348, 6420435, 7337640, 8560580, 10272696, 12840870, 17121160, 25681740, 51363480]

約数ペア:

[(1, 51363480), (2, 25681740), (3, 17121160), (4, 12840870), (5, 10272696), (6, 8560580), (7, 7337640), (8, 6420435), (10, 5136348), (12, 4280290), (14, 3668820), (15, 3424232), (20, 2568174), (21, 2445880), (24, 2140145), (28, 1834410), (30, 1712116), (35, 1467528), (40, 1284087), (42, 1222940), (47, 1092840), (56, 917205), (60, 856058), (70, 733764), (84, 611470), (94, 546420), (105, 489176), (120, 428029), (140, 366882), (141, 364280), (168, 305735), (188, 273210), (210, 244588), (235, 218568), (280, 183441), (282, 182140), (329, 156120), (376, 136605), (420, 122294), (470, 109284), (564, 91070), (658, 78060), (705, 72856), (840, 61147), (940, 54642), (987, 52040), (1128, 45535), (1301, 39480), (1316, 39030), (1410, 36428), (1645, 31224), (1880, 27321), (1974, 26020), (2602, 19740), (2632, 19515), (2820, 18214), (3290, 15612), (3903, 13160), (3948, 13010), (4935, 10408), (5204, 9870), (5640, 9107), (6505, 7896), (6580, 7806)]