51087120

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{647}}^1$

素因数の和:717

約数の個数: 160

約数和(自身を含む): 185131008

約数和(自身を除く): 134043888

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 47, 48, 56, 60, 70, 80, 84, 94, 105, 112, 120, 140, 141, 168, 188, 210, 235, 240, 280, 282, 329, 336, 376, 420, 470, 560, 564, 647, 658, 705, 752, 840, 940, 987, 1128, 1294, 1316, 1410, 1645, 1680, 1880, 1941, 1974, 2256, 2588, 2632, 2820, 3235, 3290, 3760, 3882, 3948, 4529, 4935, 5176, 5264, 5640, 6470, 6580, 7764, 7896, 9058, 9705, 9870, 10352, 11280, 12940, 13160, 13587, 15528, 15792, 18116, 19410, 19740, 22645, 25880, 26320, 27174, 30409, 31056, 36232, 38820, 39480, 45290, 51760, 54348, 60818, 67935, 72464, 77640, 78960, 90580, 91227, 108696, 121636, 135870, 152045, 155280, 181160, 182454, 212863, 217392, 243272, 271740, 304090, 362320, 364908, 425726, 456135, 486544, 543480, 608180, 638589, 729816, 851452, 912270, 1064315, 1086960, 1216360, 1277178, 1459632, 1702904, 1824540, 2128630, 2432720, 2554356, 3192945, 3405808, 3649080, 4257260, 5108712, 6385890, 7298160, 8514520, 10217424, 12771780, 17029040, 25543560, 51087120]

約数ペア:

[(1, 51087120), (2, 25543560), (3, 17029040), (4, 12771780), (5, 10217424), (6, 8514520), (7, 7298160), (8, 6385890), (10, 5108712), (12, 4257260), (14, 3649080), (15, 3405808), (16, 3192945), (20, 2554356), (21, 2432720), (24, 2128630), (28, 1824540), (30, 1702904), (35, 1459632), (40, 1277178), (42, 1216360), (47, 1086960), (48, 1064315), (56, 912270), (60, 851452), (70, 729816), (80, 638589), (84, 608180), (94, 543480), (105, 486544), (112, 456135), (120, 425726), (140, 364908), (141, 362320), (168, 304090), (188, 271740), (210, 243272), (235, 217392), (240, 212863), (280, 182454), (282, 181160), (329, 155280), (336, 152045), (376, 135870), (420, 121636), (470, 108696), (560, 91227), (564, 90580), (647, 78960), (658, 77640), (705, 72464), (752, 67935), (840, 60818), (940, 54348), (987, 51760), (1128, 45290), (1294, 39480), (1316, 38820), (1410, 36232), (1645, 31056), (1680, 30409), (1880, 27174), (1941, 26320), (1974, 25880), (2256, 22645), (2588, 19740), (2632, 19410), (2820, 18116), (3235, 15792), (3290, 15528), (3760, 13587), (3882, 13160), (3948, 12940), (4529, 11280), (4935, 10352), (5176, 9870), (5264, 9705), (5640, 9058), (6470, 7896), (6580, 7764)]