217397520

素因数分解:

$2^4\times 3^5\times 5^1\times {\mathrm{53}}^1\times {\mathrm{211}}^1$

素因数の和:292

約数の個数: 240

約数和(自身を含む): 775075392

約数和(自身を除く): 557677872

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 53, 54, 60, 72, 80, 81, 90, 106, 108, 120, 135, 144, 159, 162, 180, 211, 212, 216, 240, 243, 265, 270, 318, 324, 360, 405, 422, 424, 432, 477, 486, 530, 540, 633, 636, 648, 720, 795, 810, 844, 848, 954, 972, 1055, 1060, 1080, 1215, 1266, 1272, 1296, 1431, 1590, 1620, 1688, 1899, 1908, 1944, 2110, 2120, 2160, 2385, 2430, 2532, 2544, 2862, 3165, 3180, 3240, 3376, 3798, 3816, 3888, 4220, 4240, 4293, 4770, 4860, 5064, 5697, 5724, 6330, 6360, 6480, 7155, 7596, 7632, 8440, 8586, 9495, 9540, 9720, 10128, 11183, 11394, 11448, 12660, 12720, 12879, 14310, 15192, 16880, 17091, 17172, 18990, 19080, 19440, 21465, 22366, 22788, 22896, 25320, 25758, 28485, 28620, 30384, 33549, 34182, 34344, 37980, 38160, 42930, 44732, 45576, 50640, 51273, 51516, 55915, 56970, 57240, 64395, 67098, 68364, 68688, 75960, 85455, 85860, 89464, 91152, 100647, 102546, 103032, 111830, 113940, 114480, 128790, 134196, 136728, 151920, 167745, 170910, 171720, 178928, 201294, 205092, 206064, 223660, 227880, 256365, 257580, 268392, 273456, 301941, 335490, 341820, 343440, 402588, 410184, 447320, 455760, 503235, 512730, 515160, 536784, 603882, 670980, 683640, 805176, 820368, 894640, 905823, 1006470, 1025460, 1030320, 1207764, 1341960, 1367280, 1509705, 1610352, 1811646, 2012940, 2050920, 2415528, 2683920, 2717469, 3019410, 3623292, 4025880, 4101840, 4529115, 4831056, 5434938, 6038820, 7246584, 8051760, 9058230, 10869876, 12077640, 13587345, 14493168, 18116460, 21739752, 24155280, 27174690, 36232920, 43479504, 54349380, 72465840, 108698760, 217397520]

約数ペア:

[(1, 217397520), (2, 108698760), (3, 72465840), (4, 54349380), (5, 43479504), (6, 36232920), (8, 27174690), (9, 24155280), (10, 21739752), (12, 18116460), (15, 14493168), (16, 13587345), (18, 12077640), (20, 10869876), (24, 9058230), (27, 8051760), (30, 7246584), (36, 6038820), (40, 5434938), (45, 4831056), (48, 4529115), (53, 4101840), (54, 4025880), (60, 3623292), (72, 3019410), (80, 2717469), (81, 2683920), (90, 2415528), (106, 2050920), (108, 2012940), (120, 1811646), (135, 1610352), (144, 1509705), (159, 1367280), (162, 1341960), (180, 1207764), (211, 1030320), (212, 1025460), (216, 1006470), (240, 905823), (243, 894640), (265, 820368), (270, 805176), (318, 683640), (324, 670980), (360, 603882), (405, 536784), (422, 515160), (424, 512730), (432, 503235), (477, 455760), (486, 447320), (530, 410184), (540, 402588), (633, 343440), (636, 341820), (648, 335490), (720, 301941), (795, 273456), (810, 268392), (844, 257580), (848, 256365), (954, 227880), (972, 223660), (1055, 206064), (1060, 205092), (1080, 201294), (1215, 178928), (1266, 171720), (1272, 170910), (1296, 167745), (1431, 151920), (1590, 136728), (1620, 134196), (1688, 128790), (1899, 114480), (1908, 113940), (1944, 111830), (2110, 103032), (2120, 102546), (2160, 100647), (2385, 91152), (2430, 89464), (2532, 85860), (2544, 85455), (2862, 75960), (3165, 68688), (3180, 68364), (3240, 67098), (3376, 64395), (3798, 57240), (3816, 56970), (3888, 55915), (4220, 51516), (4240, 51273), (4293, 50640), (4770, 45576), (4860, 44732), (5064, 42930), (5697, 38160), (5724, 37980), (6330, 34344), (6360, 34182), (6480, 33549), (7155, 30384), (7596, 28620), (7632, 28485), (8440, 25758), (8586, 25320), (9495, 22896), (9540, 22788), (9720, 22366), (10128, 21465), (11183, 19440), (11394, 19080), (11448, 18990), (12660, 17172), (12720, 17091), (12879, 16880), (14310, 15192)]