204880320

素因数分解:

$2^6\times 3^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{1031}}^1$

素因数の和:1080

約数の個数: 224

約数和(自身を含む): 754928640

約数和(自身を除く): 550048320

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 23, 24, 27, 30, 32, 36, 40, 45, 46, 48, 54, 60, 64, 69, 72, 80, 90, 92, 96, 108, 115, 120, 135, 138, 144, 160, 180, 184, 192, 207, 216, 230, 240, 270, 276, 288, 320, 345, 360, 368, 414, 432, 460, 480, 540, 552, 576, 621, 690, 720, 736, 828, 864, 920, 960, 1031, 1035, 1080, 1104, 1242, 1380, 1440, 1472, 1656, 1728, 1840, 2062, 2070, 2160, 2208, 2484, 2760, 2880, 3093, 3105, 3312, 3680, 4124, 4140, 4320, 4416, 4968, 5155, 5520, 6186, 6210, 6624, 7360, 8248, 8280, 8640, 9279, 9936, 10310, 11040, 12372, 12420, 13248, 15465, 16496, 16560, 18558, 19872, 20620, 22080, 23713, 24744, 24840, 27837, 30930, 32992, 33120, 37116, 39744, 41240, 46395, 47426, 49488, 49680, 55674, 61860, 65984, 66240, 71139, 74232, 82480, 92790, 94852, 98976, 99360, 111348, 118565, 123720, 139185, 142278, 148464, 164960, 185580, 189704, 197952, 198720, 213417, 222696, 237130, 247440, 278370, 284556, 296928, 329920, 355695, 371160, 379408, 426834, 445392, 474260, 494880, 556740, 569112, 593856, 640251, 711390, 742320, 758816, 853668, 890784, 948520, 989760, 1067085, 1113480, 1138224, 1280502, 1422780, 1484640, 1517632, 1707336, 1781568, 1897040, 2134170, 2226960, 2276448, 2561004, 2845560, 2969280, 3201255, 3414672, 3794080, 4268340, 4453920, 4552896, 5122008, 5691120, 6402510, 6829344, 7588160, 8536680, 8907840, 10244016, 11382240, 12805020, 13658688, 17073360, 20488032, 22764480, 25610040, 34146720, 40976064, 51220080, 68293440, 102440160, 204880320]

約数ペア:

[(1, 204880320), (2, 102440160), (3, 68293440), (4, 51220080), (5, 40976064), (6, 34146720), (8, 25610040), (9, 22764480), (10, 20488032), (12, 17073360), (15, 13658688), (16, 12805020), (18, 11382240), (20, 10244016), (23, 8907840), (24, 8536680), (27, 7588160), (30, 6829344), (32, 6402510), (36, 5691120), (40, 5122008), (45, 4552896), (46, 4453920), (48, 4268340), (54, 3794080), (60, 3414672), (64, 3201255), (69, 2969280), (72, 2845560), (80, 2561004), (90, 2276448), (92, 2226960), (96, 2134170), (108, 1897040), (115, 1781568), (120, 1707336), (135, 1517632), (138, 1484640), (144, 1422780), (160, 1280502), (180, 1138224), (184, 1113480), (192, 1067085), (207, 989760), (216, 948520), (230, 890784), (240, 853668), (270, 758816), (276, 742320), (288, 711390), (320, 640251), (345, 593856), (360, 569112), (368, 556740), (414, 494880), (432, 474260), (460, 445392), (480, 426834), (540, 379408), (552, 371160), (576, 355695), (621, 329920), (690, 296928), (720, 284556), (736, 278370), (828, 247440), (864, 237130), (920, 222696), (960, 213417), (1031, 198720), (1035, 197952), (1080, 189704), (1104, 185580), (1242, 164960), (1380, 148464), (1440, 142278), (1472, 139185), (1656, 123720), (1728, 118565), (1840, 111348), (2062, 99360), (2070, 98976), (2160, 94852), (2208, 92790), (2484, 82480), (2760, 74232), (2880, 71139), (3093, 66240), (3105, 65984), (3312, 61860), (3680, 55674), (4124, 49680), (4140, 49488), (4320, 47426), (4416, 46395), (4968, 41240), (5155, 39744), (5520, 37116), (6186, 33120), (6210, 32992), (6624, 30930), (7360, 27837), (8248, 24840), (8280, 24744), (8640, 23713), (9279, 22080), (9936, 20620), (10310, 19872), (11040, 18558), (12372, 16560), (12420, 16496), (13248, 15465)]