64804440

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{661}}^1$

素因数の和:737

約数の個数: 128

約数和(自身を含む): 209721600

約数和(自身を除く): 144917160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 38, 40, 43, 57, 60, 76, 86, 95, 114, 120, 129, 152, 172, 190, 215, 228, 258, 285, 344, 380, 430, 456, 516, 570, 645, 661, 760, 817, 860, 1032, 1140, 1290, 1322, 1634, 1720, 1983, 2280, 2451, 2580, 2644, 3268, 3305, 3966, 4085, 4902, 5160, 5288, 6536, 6610, 7932, 8170, 9804, 9915, 12255, 12559, 13220, 15864, 16340, 19608, 19830, 24510, 25118, 26440, 28423, 32680, 37677, 39660, 49020, 50236, 56846, 62795, 75354, 79320, 85269, 98040, 100472, 113692, 125590, 142115, 150708, 170538, 188385, 227384, 251180, 284230, 301416, 341076, 376770, 426345, 502360, 540037, 568460, 682152, 753540, 852690, 1080074, 1136920, 1507080, 1620111, 1705380, 2160148, 2700185, 3240222, 3410760, 4320296, 5400370, 6480444, 8100555, 10800740, 12960888, 16201110, 21601480, 32402220, 64804440]

約数ペア:

[(1, 64804440), (2, 32402220), (3, 21601480), (4, 16201110), (5, 12960888), (6, 10800740), (8, 8100555), (10, 6480444), (12, 5400370), (15, 4320296), (19, 3410760), (20, 3240222), (24, 2700185), (30, 2160148), (38, 1705380), (40, 1620111), (43, 1507080), (57, 1136920), (60, 1080074), (76, 852690), (86, 753540), (95, 682152), (114, 568460), (120, 540037), (129, 502360), (152, 426345), (172, 376770), (190, 341076), (215, 301416), (228, 284230), (258, 251180), (285, 227384), (344, 188385), (380, 170538), (430, 150708), (456, 142115), (516, 125590), (570, 113692), (645, 100472), (661, 98040), (760, 85269), (817, 79320), (860, 75354), (1032, 62795), (1140, 56846), (1290, 50236), (1322, 49020), (1634, 39660), (1720, 37677), (1983, 32680), (2280, 28423), (2451, 26440), (2580, 25118), (2644, 24510), (3268, 19830), (3305, 19608), (3966, 16340), (4085, 15864), (4902, 13220), (5160, 12559), (5288, 12255), (6536, 9915), (6610, 9804), (7932, 8170)]