205958400

素因数分解:

$2^8\times 3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{631}}^1$

素因数の和:677

約数の個数: 216

約数和(自身を含む): 720828864

約数和(自身を除く): 514870464

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 25, 30, 32, 34, 40, 48, 50, 51, 60, 64, 68, 75, 80, 85, 96, 100, 102, 120, 128, 136, 150, 160, 170, 192, 200, 204, 240, 255, 256, 272, 300, 320, 340, 384, 400, 408, 425, 480, 510, 544, 600, 631, 640, 680, 768, 800, 816, 850, 960, 1020, 1088, 1200, 1262, 1275, 1280, 1360, 1600, 1632, 1700, 1893, 1920, 2040, 2176, 2400, 2524, 2550, 2720, 3155, 3200, 3264, 3400, 3786, 3840, 4080, 4352, 4800, 5048, 5100, 5440, 6310, 6400, 6528, 6800, 7572, 8160, 9465, 9600, 10096, 10200, 10727, 10880, 12620, 13056, 13600, 15144, 15775, 16320, 18930, 19200, 20192, 20400, 21454, 21760, 25240, 27200, 30288, 31550, 32181, 32640, 37860, 40384, 40800, 42908, 47325, 50480, 53635, 54400, 60576, 63100, 64362, 65280, 75720, 80768, 81600, 85816, 94650, 100960, 107270, 108800, 121152, 126200, 128724, 151440, 160905, 161536, 163200, 171632, 189300, 201920, 214540, 242304, 252400, 257448, 268175, 302880, 321810, 326400, 343264, 378600, 403840, 429080, 484608, 504800, 514896, 536350, 605760, 643620, 686528, 757200, 804525, 807680, 858160, 1009600, 1029792, 1072700, 1211520, 1287240, 1373056, 1514400, 1609050, 1716320, 2019200, 2059584, 2145400, 2423040, 2574480, 2746112, 3028800, 3218100, 3432640, 4038400, 4119168, 4290800, 5148960, 6057600, 6436200, 6865280, 8238336, 8581600, 10297920, 12115200, 12872400, 13730560, 17163200, 20595840, 25744800, 34326400, 41191680, 51489600, 68652800, 102979200, 205958400]

約数ペア:

[(1, 205958400), (2, 102979200), (3, 68652800), (4, 51489600), (5, 41191680), (6, 34326400), (8, 25744800), (10, 20595840), (12, 17163200), (15, 13730560), (16, 12872400), (17, 12115200), (20, 10297920), (24, 8581600), (25, 8238336), (30, 6865280), (32, 6436200), (34, 6057600), (40, 5148960), (48, 4290800), (50, 4119168), (51, 4038400), (60, 3432640), (64, 3218100), (68, 3028800), (75, 2746112), (80, 2574480), (85, 2423040), (96, 2145400), (100, 2059584), (102, 2019200), (120, 1716320), (128, 1609050), (136, 1514400), (150, 1373056), (160, 1287240), (170, 1211520), (192, 1072700), (200, 1029792), (204, 1009600), (240, 858160), (255, 807680), (256, 804525), (272, 757200), (300, 686528), (320, 643620), (340, 605760), (384, 536350), (400, 514896), (408, 504800), (425, 484608), (480, 429080), (510, 403840), (544, 378600), (600, 343264), (631, 326400), (640, 321810), (680, 302880), (768, 268175), (800, 257448), (816, 252400), (850, 242304), (960, 214540), (1020, 201920), (1088, 189300), (1200, 171632), (1262, 163200), (1275, 161536), (1280, 160905), (1360, 151440), (1600, 128724), (1632, 126200), (1700, 121152), (1893, 108800), (1920, 107270), (2040, 100960), (2176, 94650), (2400, 85816), (2524, 81600), (2550, 80768), (2720, 75720), (3155, 65280), (3200, 64362), (3264, 63100), (3400, 60576), (3786, 54400), (3840, 53635), (4080, 50480), (4352, 47325), (4800, 42908), (5048, 40800), (5100, 40384), (5440, 37860), (6310, 32640), (6400, 32181), (6528, 31550), (6800, 30288), (7572, 27200), (8160, 25240), (9465, 21760), (9600, 21454), (10096, 20400), (10200, 20192), (10727, 19200), (10880, 18930), (12620, 16320), (13056, 15775), (13600, 15144)]