209193840

素因数分解:

$2^4\times 3^6\times 5^1\times {\mathrm{17}}^1\times {\mathrm{211}}^1$

素因数の和:259

約数の個数: 280

約数和(自身を含む): 775785168

約数和(自身を除く): 566591328

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 17, 18, 20, 24, 27, 30, 34, 36, 40, 45, 48, 51, 54, 60, 68, 72, 80, 81, 85, 90, 102, 108, 120, 135, 136, 144, 153, 162, 170, 180, 204, 211, 216, 240, 243, 255, 270, 272, 306, 324, 340, 360, 405, 408, 422, 432, 459, 486, 510, 540, 612, 633, 648, 680, 720, 729, 765, 810, 816, 844, 918, 972, 1020, 1055, 1080, 1215, 1224, 1266, 1296, 1360, 1377, 1458, 1530, 1620, 1688, 1836, 1899, 1944, 2040, 2110, 2160, 2295, 2430, 2448, 2532, 2754, 2916, 3060, 3165, 3240, 3376, 3587, 3645, 3672, 3798, 3888, 4080, 4131, 4220, 4590, 4860, 5064, 5508, 5697, 5832, 6120, 6330, 6480, 6885, 7174, 7290, 7344, 7596, 8262, 8440, 9180, 9495, 9720, 10128, 10761, 11016, 11394, 11664, 12240, 12393, 12660, 13770, 14348, 14580, 15192, 16524, 16880, 17091, 17935, 18360, 18990, 19440, 20655, 21522, 22032, 22788, 24786, 25320, 27540, 28485, 28696, 29160, 30384, 32283, 33048, 34182, 35870, 36720, 37980, 41310, 43044, 45576, 49572, 50640, 51273, 53805, 55080, 56970, 57392, 58320, 61965, 64566, 66096, 68364, 71740, 75960, 82620, 85455, 86088, 91152, 96849, 99144, 102546, 107610, 110160, 113940, 123930, 129132, 136728, 143480, 151920, 153819, 161415, 165240, 170910, 172176, 193698, 198288, 205092, 215220, 227880, 247860, 256365, 258264, 273456, 286960, 290547, 307638, 322830, 330480, 341820, 387396, 410184, 430440, 455760, 484245, 495720, 512730, 516528, 581094, 615276, 645660, 683640, 769095, 774792, 820368, 860880, 871641, 968490, 991440, 1025460, 1162188, 1230552, 1291320, 1367280, 1452735, 1538190, 1549584, 1743282, 1936980, 2050920, 2324376, 2461104, 2582640, 2614923, 2905470, 3076380, 3486564, 3873960, 4101840, 4358205, 4648752, 5229846, 5810940, 6152760, 6973128, 7747920, 8716410, 10459692, 11621880, 12305520, 13074615, 13946256, 17432820, 20919384, 23243760, 26149230, 34865640, 41838768, 52298460, 69731280, 104596920, 209193840]

約数ペア:

[(1, 209193840), (2, 104596920), (3, 69731280), (4, 52298460), (5, 41838768), (6, 34865640), (8, 26149230), (9, 23243760), (10, 20919384), (12, 17432820), (15, 13946256), (16, 13074615), (17, 12305520), (18, 11621880), (20, 10459692), (24, 8716410), (27, 7747920), (30, 6973128), (34, 6152760), (36, 5810940), (40, 5229846), (45, 4648752), (48, 4358205), (51, 4101840), (54, 3873960), (60, 3486564), (68, 3076380), (72, 2905470), (80, 2614923), (81, 2582640), (85, 2461104), (90, 2324376), (102, 2050920), (108, 1936980), (120, 1743282), (135, 1549584), (136, 1538190), (144, 1452735), (153, 1367280), (162, 1291320), (170, 1230552), (180, 1162188), (204, 1025460), (211, 991440), (216, 968490), (240, 871641), (243, 860880), (255, 820368), (270, 774792), (272, 769095), (306, 683640), (324, 645660), (340, 615276), (360, 581094), (405, 516528), (408, 512730), (422, 495720), (432, 484245), (459, 455760), (486, 430440), (510, 410184), (540, 387396), (612, 341820), (633, 330480), (648, 322830), (680, 307638), (720, 290547), (729, 286960), (765, 273456), (810, 258264), (816, 256365), (844, 247860), (918, 227880), (972, 215220), (1020, 205092), (1055, 198288), (1080, 193698), (1215, 172176), (1224, 170910), (1266, 165240), (1296, 161415), (1360, 153819), (1377, 151920), (1458, 143480), (1530, 136728), (1620, 129132), (1688, 123930), (1836, 113940), (1899, 110160), (1944, 107610), (2040, 102546), (2110, 99144), (2160, 96849), (2295, 91152), (2430, 86088), (2448, 85455), (2532, 82620), (2754, 75960), (2916, 71740), (3060, 68364), (3165, 66096), (3240, 64566), (3376, 61965), (3587, 58320), (3645, 57392), (3672, 56970), (3798, 55080), (3888, 53805), (4080, 51273), (4131, 50640), (4220, 49572), (4590, 45576), (4860, 43044), (5064, 41310), (5508, 37980), (5697, 36720), (5832, 35870), (6120, 34182), (6330, 33048), (6480, 32283), (6885, 30384), (7174, 29160), (7290, 28696), (7344, 28485), (7596, 27540), (8262, 25320), (8440, 24786), (9180, 22788), (9495, 22032), (9720, 21522), (10128, 20655), (10761, 19440), (11016, 18990), (11394, 18360), (11664, 17935), (12240, 17091), (12393, 16880), (12660, 16524), (13770, 15192), (14348, 14580)]