208448640

素因数分解:

$2^7\times 3^4\times 5^1\times {\mathrm{4021}}^1$

素因数の和:4052

約数の個数: 160

約数和(自身を含む): 744592860

約数和(自身を除く): 536144220

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 64, 72, 80, 81, 90, 96, 108, 120, 128, 135, 144, 160, 162, 180, 192, 216, 240, 270, 288, 320, 324, 360, 384, 405, 432, 480, 540, 576, 640, 648, 720, 810, 864, 960, 1080, 1152, 1296, 1440, 1620, 1728, 1920, 2160, 2592, 2880, 3240, 3456, 4021, 4320, 5184, 5760, 6480, 8042, 8640, 10368, 12063, 12960, 16084, 17280, 20105, 24126, 25920, 32168, 36189, 40210, 48252, 51840, 60315, 64336, 72378, 80420, 96504, 108567, 120630, 128672, 144756, 160840, 180945, 193008, 217134, 241260, 257344, 289512, 321680, 325701, 361890, 386016, 434268, 482520, 514688, 542835, 579024, 643360, 651402, 723780, 772032, 868536, 965040, 1085670, 1158048, 1286720, 1302804, 1447560, 1544064, 1628505, 1737072, 1930080, 2171340, 2316096, 2573440, 2605608, 2895120, 3257010, 3474144, 3860160, 4342680, 4632192, 5211216, 5790240, 6514020, 6948288, 7720320, 8685360, 10422432, 11580480, 13028040, 13896576, 17370720, 20844864, 23160960, 26056080, 34741440, 41689728, 52112160, 69482880, 104224320, 208448640]

約数ペア:

[(1, 208448640), (2, 104224320), (3, 69482880), (4, 52112160), (5, 41689728), (6, 34741440), (8, 26056080), (9, 23160960), (10, 20844864), (12, 17370720), (15, 13896576), (16, 13028040), (18, 11580480), (20, 10422432), (24, 8685360), (27, 7720320), (30, 6948288), (32, 6514020), (36, 5790240), (40, 5211216), (45, 4632192), (48, 4342680), (54, 3860160), (60, 3474144), (64, 3257010), (72, 2895120), (80, 2605608), (81, 2573440), (90, 2316096), (96, 2171340), (108, 1930080), (120, 1737072), (128, 1628505), (135, 1544064), (144, 1447560), (160, 1302804), (162, 1286720), (180, 1158048), (192, 1085670), (216, 965040), (240, 868536), (270, 772032), (288, 723780), (320, 651402), (324, 643360), (360, 579024), (384, 542835), (405, 514688), (432, 482520), (480, 434268), (540, 386016), (576, 361890), (640, 325701), (648, 321680), (720, 289512), (810, 257344), (864, 241260), (960, 217134), (1080, 193008), (1152, 180945), (1296, 160840), (1440, 144756), (1620, 128672), (1728, 120630), (1920, 108567), (2160, 96504), (2592, 80420), (2880, 72378), (3240, 64336), (3456, 60315), (4021, 51840), (4320, 48252), (5184, 40210), (5760, 36189), (6480, 32168), (8042, 25920), (8640, 24126), (10368, 20105), (12063, 17280), (12960, 16084)]