1855560

素因数分解:

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

素因数の和:115

約数の個数: 96

約数和(自身を含む): 6500160

約数和(自身を除く): 4644600

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, 1316, 1410, 1645, 1880, 1974, 2209, 2632, 2820, 3290, 3948, 4418, 4935, 5640, 6580, 6627, 7896, 8836, 9870, 11045, 13160, 13254, 15463, 17672, 19740, 22090, 26508, 30926, 33135, 39480, 44180, 46389, 53016, 61852, 66270, 77315, 88360, 92778, 123704, 132540, 154630, 185556, 231945, 265080, 309260, 371112, 463890, 618520, 927780, 1855560]

約数ペア:

[(1, 1855560), (2, 927780), (3, 618520), (4, 463890), (5, 371112), (6, 309260), (7, 265080), (8, 231945), (10, 185556), (12, 154630), (14, 132540), (15, 123704), (20, 92778), (21, 88360), (24, 77315), (28, 66270), (30, 61852), (35, 53016), (40, 46389), (42, 44180), (47, 39480), (56, 33135), (60, 30926), (70, 26508), (84, 22090), (94, 19740), (105, 17672), (120, 15463), (140, 13254), (141, 13160), (168, 11045), (188, 9870), (210, 8836), (235, 7896), (280, 6627), (282, 6580), (329, 5640), (376, 4935), (420, 4418), (470, 3948), (564, 3290), (658, 2820), (705, 2632), (840, 2209), (940, 1974), (987, 1880), (1128, 1645), (1316, 1410)]