21866880

素因数分解:

$2^7\times 3^1\times 5^1\times 7^1\times {\mathrm{1627}}^1$

素因数の和:1656

約数の個数: 128

約数和(自身を含む): 79706880

約数和(自身を除く): 57840000

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, 48, 56, 60, 64, 70, 80, 84, 96, 105, 112, 120, 128, 140, 160, 168, 192, 210, 224, 240, 280, 320, 336, 384, 420, 448, 480, 560, 640, 672, 840, 896, 960, 1120, 1344, 1627, 1680, 1920, 2240, 2688, 3254, 3360, 4480, 4881, 6508, 6720, 8135, 9762, 11389, 13016, 13440, 16270, 19524, 22778, 24405, 26032, 32540, 34167, 39048, 45556, 48810, 52064, 56945, 65080, 68334, 78096, 91112, 97620, 104128, 113890, 130160, 136668, 156192, 170835, 182224, 195240, 208256, 227780, 260320, 273336, 312384, 341670, 364448, 390480, 455560, 520640, 546672, 624768, 683340, 728896, 780960, 911120, 1041280, 1093344, 1366680, 1457792, 1561920, 1822240, 2186688, 2733360, 3123840, 3644480, 4373376, 5466720, 7288960, 10933440, 21866880]

約数ペア:

[(1, 21866880), (2, 10933440), (3, 7288960), (4, 5466720), (5, 4373376), (6, 3644480), (7, 3123840), (8, 2733360), (10, 2186688), (12, 1822240), (14, 1561920), (15, 1457792), (16, 1366680), (20, 1093344), (21, 1041280), (24, 911120), (28, 780960), (30, 728896), (32, 683340), (35, 624768), (40, 546672), (42, 520640), (48, 455560), (56, 390480), (60, 364448), (64, 341670), (70, 312384), (80, 273336), (84, 260320), (96, 227780), (105, 208256), (112, 195240), (120, 182224), (128, 170835), (140, 156192), (160, 136668), (168, 130160), (192, 113890), (210, 104128), (224, 97620), (240, 91112), (280, 78096), (320, 68334), (336, 65080), (384, 56945), (420, 52064), (448, 48810), (480, 45556), (560, 39048), (640, 34167), (672, 32540), (840, 26032), (896, 24405), (960, 22778), (1120, 19524), (1344, 16270), (1627, 13440), (1680, 13016), (1920, 11389), (2240, 9762), (2688, 8135), (3254, 6720), (3360, 6508), (4480, 4881)]