208415520

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{101}}^1\times {\mathrm{1433}}^1$

素因数の和:1555

約数の個数: 144

約数和(自身を含む): 718760952

約数和(自身を除く): 510345432

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 101, 120, 144, 160, 180, 202, 240, 288, 303, 360, 404, 480, 505, 606, 720, 808, 909, 1010, 1212, 1433, 1440, 1515, 1616, 1818, 2020, 2424, 2866, 3030, 3232, 3636, 4040, 4299, 4545, 4848, 5732, 6060, 7165, 7272, 8080, 8598, 9090, 9696, 11464, 12120, 12897, 14330, 14544, 16160, 17196, 18180, 21495, 22928, 24240, 25794, 28660, 29088, 34392, 36360, 42990, 45856, 48480, 51588, 57320, 64485, 68784, 72720, 85980, 103176, 114640, 128970, 137568, 144733, 145440, 171960, 206352, 229280, 257940, 289466, 343920, 412704, 434199, 515880, 578932, 687840, 723665, 868398, 1031760, 1157864, 1302597, 1447330, 1736796, 2063520, 2170995, 2315728, 2605194, 2894660, 3473592, 4341990, 4631456, 5210388, 5789320, 6512985, 6947184, 8683980, 10420776, 11578640, 13025970, 13894368, 17367960, 20841552, 23157280, 26051940, 34735920, 41683104, 52103880, 69471840, 104207760, 208415520]

約数ペア:

[(1, 208415520), (2, 104207760), (3, 69471840), (4, 52103880), (5, 41683104), (6, 34735920), (8, 26051940), (9, 23157280), (10, 20841552), (12, 17367960), (15, 13894368), (16, 13025970), (18, 11578640), (20, 10420776), (24, 8683980), (30, 6947184), (32, 6512985), (36, 5789320), (40, 5210388), (45, 4631456), (48, 4341990), (60, 3473592), (72, 2894660), (80, 2605194), (90, 2315728), (96, 2170995), (101, 2063520), (120, 1736796), (144, 1447330), (160, 1302597), (180, 1157864), (202, 1031760), (240, 868398), (288, 723665), (303, 687840), (360, 578932), (404, 515880), (480, 434199), (505, 412704), (606, 343920), (720, 289466), (808, 257940), (909, 229280), (1010, 206352), (1212, 171960), (1433, 145440), (1440, 144733), (1515, 137568), (1616, 128970), (1818, 114640), (2020, 103176), (2424, 85980), (2866, 72720), (3030, 68784), (3232, 64485), (3636, 57320), (4040, 51588), (4299, 48480), (4545, 45856), (4848, 42990), (5732, 36360), (6060, 34392), (7165, 29088), (7272, 28660), (8080, 25794), (8598, 24240), (9090, 22928), (9696, 21495), (11464, 18180), (12120, 17196), (12897, 16160), (14330, 14544)]