1638506880

素因数分解:

$2^7\times 3^4\times 5^1\times {\mathrm{31607}}^1$

素因数の和:31638

約数の個数: 160

約数和(自身を含む): 5851589040

約数和(自身を除く): 4213082160

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, 4320, 5184, 5760, 6480, 8640, 10368, 12960, 17280, 25920, 31607, 51840, 63214, 94821, 126428, 158035, 189642, 252856, 284463, 316070, 379284, 474105, 505712, 568926, 632140, 758568, 853389, 948210, 1011424, 1137852, 1264280, 1422315, 1517136, 1706778, 1896420, 2022848, 2275704, 2528560, 2560167, 2844630, 3034272, 3413556, 3792840, 4045696, 4266945, 4551408, 5057120, 5120334, 5689260, 6068544, 6827112, 7585680, 8533890, 9102816, 10114240, 10240668, 11378520, 12137088, 12800835, 13654224, 15171360, 17067780, 18205632, 20228480, 20481336, 22757040, 25601670, 27308448, 30342720, 34135560, 36411264, 40962672, 45514080, 51203340, 54616896, 60685440, 68271120, 81925344, 91028160, 102406680, 109233792, 136542240, 163850688, 182056320, 204813360, 273084480, 327701376, 409626720, 546168960, 819253440, 1638506880]

約数ペア:

[(1, 1638506880), (2, 819253440), (3, 546168960), (4, 409626720), (5, 327701376), (6, 273084480), (8, 204813360), (9, 182056320), (10, 163850688), (12, 136542240), (15, 109233792), (16, 102406680), (18, 91028160), (20, 81925344), (24, 68271120), (27, 60685440), (30, 54616896), (32, 51203340), (36, 45514080), (40, 40962672), (45, 36411264), (48, 34135560), (54, 30342720), (60, 27308448), (64, 25601670), (72, 22757040), (80, 20481336), (81, 20228480), (90, 18205632), (96, 17067780), (108, 15171360), (120, 13654224), (128, 12800835), (135, 12137088), (144, 11378520), (160, 10240668), (162, 10114240), (180, 9102816), (192, 8533890), (216, 7585680), (240, 6827112), (270, 6068544), (288, 5689260), (320, 5120334), (324, 5057120), (360, 4551408), (384, 4266945), (405, 4045696), (432, 3792840), (480, 3413556), (540, 3034272), (576, 2844630), (640, 2560167), (648, 2528560), (720, 2275704), (810, 2022848), (864, 1896420), (960, 1706778), (1080, 1517136), (1152, 1422315), (1296, 1264280), (1440, 1137852), (1620, 1011424), (1728, 948210), (1920, 853389), (2160, 758568), (2592, 632140), (2880, 568926), (3240, 505712), (3456, 474105), (4320, 379284), (5184, 316070), (5760, 284463), (6480, 252856), (8640, 189642), (10368, 158035), (12960, 126428), (17280, 94821), (25920, 63214), (31607, 51840)]