315840

素因数分解:

$2^6\times 3^1\times 5^1\times 7^1\times {\mathrm{47}}^1$

素因数の和:74

約数の個数: 112

約数和(自身を含む): 1170432

約数和(自身を除く): 854592

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, 64, 70, 80, 84, 94, 96, 105, 112, 120, 140, 141, 160, 168, 188, 192, 210, 224, 235, 240, 280, 282, 320, 329, 336, 376, 420, 448, 470, 480, 560, 564, 658, 672, 705, 752, 840, 940, 960, 987, 1120, 1128, 1316, 1344, 1410, 1504, 1645, 1680, 1880, 1974, 2240, 2256, 2632, 2820, 3008, 3290, 3360, 3760, 3948, 4512, 4935, 5264, 5640, 6580, 6720, 7520, 7896, 9024, 9870, 10528, 11280, 13160, 15040, 15792, 19740, 21056, 22560, 26320, 31584, 39480, 45120, 52640, 63168, 78960, 105280, 157920, 315840]

約数ペア:

[(1, 315840), (2, 157920), (3, 105280), (4, 78960), (5, 63168), (6, 52640), (7, 45120), (8, 39480), (10, 31584), (12, 26320), (14, 22560), (15, 21056), (16, 19740), (20, 15792), (21, 15040), (24, 13160), (28, 11280), (30, 10528), (32, 9870), (35, 9024), (40, 7896), (42, 7520), (47, 6720), (48, 6580), (56, 5640), (60, 5264), (64, 4935), (70, 4512), (80, 3948), (84, 3760), (94, 3360), (96, 3290), (105, 3008), (112, 2820), (120, 2632), (140, 2256), (141, 2240), (160, 1974), (168, 1880), (188, 1680), (192, 1645), (210, 1504), (224, 1410), (235, 1344), (240, 1316), (280, 1128), (282, 1120), (320, 987), (329, 960), (336, 940), (376, 840), (420, 752), (448, 705), (470, 672), (480, 658), (560, 564)]