1279309920

素因数分解:

$2^5\times 3^1\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{8101}}^1$

素因数の和:8173

約数の個数: 192

約数和(自身を含む): 4704086016

約数和(自身を除く): 3424776096

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 47, 48, 56, 60, 70, 80, 84, 94, 96, 105, 112, 120, 140, 141, 160, 168, 188, 210, 224, 235, 240, 280, 282, 329, 336, 376, 420, 470, 480, 560, 564, 658, 672, 705, 752, 840, 940, 987, 1120, 1128, 1316, 1410, 1504, 1645, 1680, 1880, 1974, 2256, 2632, 2820, 3290, 3360, 3760, 3948, 4512, 4935, 5264, 5640, 6580, 7520, 7896, 8101, 9870, 10528, 11280, 13160, 15792, 16202, 19740, 22560, 24303, 26320, 31584, 32404, 39480, 40505, 48606, 52640, 56707, 64808, 78960, 81010, 97212, 113414, 121515, 129616, 157920, 162020, 170121, 194424, 226828, 243030, 259232, 283535, 324040, 340242, 380747, 388848, 453656, 486060, 567070, 648080, 680484, 761494, 777696, 850605, 907312, 972120, 1134140, 1142241, 1296160, 1360968, 1522988, 1701210, 1814624, 1903735, 1944240, 2268280, 2284482, 2665229, 2721936, 3045976, 3402420, 3807470, 3888480, 4536560, 4568964, 5330458, 5443872, 5711205, 6091952, 6804840, 7614940, 7995687, 9073120, 9137928, 10660916, 11422410, 12183904, 13326145, 13609680, 15229880, 15991374, 18275856, 21321832, 22844820, 26652290, 27219360, 30459760, 31982748, 36551712, 39978435, 42643664, 45689640, 53304580, 60919520, 63965496, 79956870, 85287328, 91379280, 106609160, 127930992, 159913740, 182758560, 213218320, 255861984, 319827480, 426436640, 639654960, 1279309920]

約数ペア:

[(1, 1279309920), (2, 639654960), (3, 426436640), (4, 319827480), (5, 255861984), (6, 213218320), (7, 182758560), (8, 159913740), (10, 127930992), (12, 106609160), (14, 91379280), (15, 85287328), (16, 79956870), (20, 63965496), (21, 60919520), (24, 53304580), (28, 45689640), (30, 42643664), (32, 39978435), (35, 36551712), (40, 31982748), (42, 30459760), (47, 27219360), (48, 26652290), (56, 22844820), (60, 21321832), (70, 18275856), (80, 15991374), (84, 15229880), (94, 13609680), (96, 13326145), (105, 12183904), (112, 11422410), (120, 10660916), (140, 9137928), (141, 9073120), (160, 7995687), (168, 7614940), (188, 6804840), (210, 6091952), (224, 5711205), (235, 5443872), (240, 5330458), (280, 4568964), (282, 4536560), (329, 3888480), (336, 3807470), (376, 3402420), (420, 3045976), (470, 2721936), (480, 2665229), (560, 2284482), (564, 2268280), (658, 1944240), (672, 1903735), (705, 1814624), (752, 1701210), (840, 1522988), (940, 1360968), (987, 1296160), (1120, 1142241), (1128, 1134140), (1316, 972120), (1410, 907312), (1504, 850605), (1645, 777696), (1680, 761494), (1880, 680484), (1974, 648080), (2256, 567070), (2632, 486060), (2820, 453656), (3290, 388848), (3360, 380747), (3760, 340242), (3948, 324040), (4512, 283535), (4935, 259232), (5264, 243030), (5640, 226828), (6580, 194424), (7520, 170121), (7896, 162020), (8101, 157920), (9870, 129616), (10528, 121515), (11280, 113414), (13160, 97212), (15792, 81010), (16202, 78960), (19740, 64808), (22560, 56707), (24303, 52640), (26320, 48606), (31584, 40505), (32404, 39480)]