2408280

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1$

素因数の和:129

約数の個数: 128

約数和(自身を含む): 8570880

約数和(自身を除く): 6162600

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, 61, 70, 84, 94, 105, 120, 122, 140, 141, 168, 183, 188, 210, 235, 244, 280, 282, 305, 329, 366, 376, 420, 427, 470, 488, 564, 610, 658, 705, 732, 840, 854, 915, 940, 987, 1128, 1220, 1281, 1316, 1410, 1464, 1645, 1708, 1830, 1880, 1974, 2135, 2440, 2562, 2632, 2820, 2867, 3290, 3416, 3660, 3948, 4270, 4935, 5124, 5640, 5734, 6405, 6580, 7320, 7896, 8540, 8601, 9870, 10248, 11468, 12810, 13160, 14335, 17080, 17202, 19740, 20069, 22936, 25620, 28670, 34404, 39480, 40138, 43005, 51240, 57340, 60207, 68808, 80276, 86010, 100345, 114680, 120414, 160552, 172020, 200690, 240828, 301035, 344040, 401380, 481656, 602070, 802760, 1204140, 2408280]

約数ペア:

[(1, 2408280), (2, 1204140), (3, 802760), (4, 602070), (5, 481656), (6, 401380), (7, 344040), (8, 301035), (10, 240828), (12, 200690), (14, 172020), (15, 160552), (20, 120414), (21, 114680), (24, 100345), (28, 86010), (30, 80276), (35, 68808), (40, 60207), (42, 57340), (47, 51240), (56, 43005), (60, 40138), (61, 39480), (70, 34404), (84, 28670), (94, 25620), (105, 22936), (120, 20069), (122, 19740), (140, 17202), (141, 17080), (168, 14335), (183, 13160), (188, 12810), (210, 11468), (235, 10248), (244, 9870), (280, 8601), (282, 8540), (305, 7896), (329, 7320), (366, 6580), (376, 6405), (420, 5734), (427, 5640), (470, 5124), (488, 4935), (564, 4270), (610, 3948), (658, 3660), (705, 3416), (732, 3290), (840, 2867), (854, 2820), (915, 2632), (940, 2562), (987, 2440), (1128, 2135), (1220, 1974), (1281, 1880), (1316, 1830), (1410, 1708), (1464, 1645)]