165262760

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{389}}^1$

素因数の和:475

約数の個数: 128

約数和(自身を含む): 432432000

約数和(自身を除く): 267169240

約数列:

[1, 2, 4, 5, 8, 10, 13, 19, 20, 26, 38, 40, 43, 52, 65, 76, 86, 95, 104, 130, 152, 172, 190, 215, 247, 260, 344, 380, 389, 430, 494, 520, 559, 760, 778, 817, 860, 988, 1118, 1235, 1556, 1634, 1720, 1945, 1976, 2236, 2470, 2795, 3112, 3268, 3890, 4085, 4472, 4940, 5057, 5590, 6536, 7391, 7780, 8170, 9880, 10114, 10621, 11180, 14782, 15560, 16340, 16727, 20228, 21242, 22360, 25285, 29564, 32680, 33454, 36955, 40456, 42484, 50570, 53105, 59128, 66908, 73910, 83635, 84968, 96083, 101140, 106210, 133816, 147820, 167270, 192166, 202280, 212420, 217451, 295640, 317813, 334540, 384332, 424840, 434902, 480415, 635626, 669080, 768664, 869804, 960830, 1087255, 1271252, 1589065, 1739608, 1921660, 2174510, 2542504, 3178130, 3843320, 4131569, 4349020, 6356260, 8263138, 8698040, 12712520, 16526276, 20657845, 33052552, 41315690, 82631380, 165262760]

約数ペア:

[(1, 165262760), (2, 82631380), (4, 41315690), (5, 33052552), (8, 20657845), (10, 16526276), (13, 12712520), (19, 8698040), (20, 8263138), (26, 6356260), (38, 4349020), (40, 4131569), (43, 3843320), (52, 3178130), (65, 2542504), (76, 2174510), (86, 1921660), (95, 1739608), (104, 1589065), (130, 1271252), (152, 1087255), (172, 960830), (190, 869804), (215, 768664), (247, 669080), (260, 635626), (344, 480415), (380, 434902), (389, 424840), (430, 384332), (494, 334540), (520, 317813), (559, 295640), (760, 217451), (778, 212420), (817, 202280), (860, 192166), (988, 167270), (1118, 147820), (1235, 133816), (1556, 106210), (1634, 101140), (1720, 96083), (1945, 84968), (1976, 83635), (2236, 73910), (2470, 66908), (2795, 59128), (3112, 53105), (3268, 50570), (3890, 42484), (4085, 40456), (4472, 36955), (4940, 33454), (5057, 32680), (5590, 29564), (6536, 25285), (7391, 22360), (7780, 21242), (8170, 20228), (9880, 16727), (10114, 16340), (10621, 15560), (11180, 14782)]