28613760

素因数分解:

$2^7\times 3^1\times 5^1\times 7^1\times {\mathrm{2129}}^1$

素因数の和:2158

約数の個数: 128

約数和(自身を含む): 104284800

約数和(自身を除く): 75671040

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, 1680, 1920, 2129, 2240, 2688, 3360, 4258, 4480, 6387, 6720, 8516, 10645, 12774, 13440, 14903, 17032, 21290, 25548, 29806, 31935, 34064, 42580, 44709, 51096, 59612, 63870, 68128, 74515, 85160, 89418, 102192, 119224, 127740, 136256, 149030, 170320, 178836, 204384, 223545, 238448, 255480, 272512, 298060, 340640, 357672, 408768, 447090, 476896, 510960, 596120, 681280, 715344, 817536, 894180, 953792, 1021920, 1192240, 1362560, 1430688, 1788360, 1907584, 2043840, 2384480, 2861376, 3576720, 4087680, 4768960, 5722752, 7153440, 9537920, 14306880, 28613760]

約数ペア:

[(1, 28613760), (2, 14306880), (3, 9537920), (4, 7153440), (5, 5722752), (6, 4768960), (7, 4087680), (8, 3576720), (10, 2861376), (12, 2384480), (14, 2043840), (15, 1907584), (16, 1788360), (20, 1430688), (21, 1362560), (24, 1192240), (28, 1021920), (30, 953792), (32, 894180), (35, 817536), (40, 715344), (42, 681280), (48, 596120), (56, 510960), (60, 476896), (64, 447090), (70, 408768), (80, 357672), (84, 340640), (96, 298060), (105, 272512), (112, 255480), (120, 238448), (128, 223545), (140, 204384), (160, 178836), (168, 170320), (192, 149030), (210, 136256), (224, 127740), (240, 119224), (280, 102192), (320, 89418), (336, 85160), (384, 74515), (420, 68128), (448, 63870), (480, 59612), (560, 51096), (640, 44709), (672, 42580), (840, 34064), (896, 31935), (960, 29806), (1120, 25548), (1344, 21290), (1680, 17032), (1920, 14903), (2129, 13440), (2240, 12774), (2688, 10645), (3360, 8516), (4258, 6720), (4480, 6387)]