129440080

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{21013}}^1$

素因数の和:21044

約数の個数: 80

約数和(自身を含む): 375225984

約数和(自身を除く): 245785904

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 80, 88, 110, 112, 140, 154, 176, 220, 280, 308, 385, 440, 560, 616, 770, 880, 1232, 1540, 3080, 6160, 21013, 42026, 84052, 105065, 147091, 168104, 210130, 231143, 294182, 336208, 420260, 462286, 588364, 735455, 840520, 924572, 1155715, 1176728, 1470910, 1618001, 1681040, 1849144, 2311430, 2353456, 2941820, 3236002, 3698288, 4622860, 5883640, 6472004, 8090005, 9245720, 11767280, 12944008, 16180010, 18491440, 25888016, 32360020, 64720040, 129440080]

約数ペア:

[(1, 129440080), (2, 64720040), (4, 32360020), (5, 25888016), (7, 18491440), (8, 16180010), (10, 12944008), (11, 11767280), (14, 9245720), (16, 8090005), (20, 6472004), (22, 5883640), (28, 4622860), (35, 3698288), (40, 3236002), (44, 2941820), (55, 2353456), (56, 2311430), (70, 1849144), (77, 1681040), (80, 1618001), (88, 1470910), (110, 1176728), (112, 1155715), (140, 924572), (154, 840520), (176, 735455), (220, 588364), (280, 462286), (308, 420260), (385, 336208), (440, 294182), (560, 231143), (616, 210130), (770, 168104), (880, 147091), (1232, 105065), (1540, 84052), (3080, 42026), (6160, 21013)]