71503840

素因数分解:

$2^5\times 5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{547}}^1$

素因数の和:624

約数の個数: 96

約数和(自身を含む): 182286720

約数和(自身を除く): 110782880

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 43, 76, 80, 86, 95, 152, 160, 172, 190, 215, 304, 344, 380, 430, 547, 608, 688, 760, 817, 860, 1094, 1376, 1520, 1634, 1720, 2188, 2735, 3040, 3268, 3440, 4085, 4376, 5470, 6536, 6880, 8170, 8752, 10393, 10940, 13072, 16340, 17504, 20786, 21880, 23521, 26144, 32680, 41572, 43760, 47042, 51965, 65360, 83144, 87520, 94084, 103930, 117605, 130720, 166288, 188168, 207860, 235210, 332576, 376336, 415720, 446899, 470420, 752672, 831440, 893798, 940840, 1662880, 1787596, 1881680, 2234495, 3575192, 3763360, 4468990, 7150384, 8937980, 14300768, 17875960, 35751920, 71503840]

約数ペア:

[(1, 71503840), (2, 35751920), (4, 17875960), (5, 14300768), (8, 8937980), (10, 7150384), (16, 4468990), (19, 3763360), (20, 3575192), (32, 2234495), (38, 1881680), (40, 1787596), (43, 1662880), (76, 940840), (80, 893798), (86, 831440), (95, 752672), (152, 470420), (160, 446899), (172, 415720), (190, 376336), (215, 332576), (304, 235210), (344, 207860), (380, 188168), (430, 166288), (547, 130720), (608, 117605), (688, 103930), (760, 94084), (817, 87520), (860, 83144), (1094, 65360), (1376, 51965), (1520, 47042), (1634, 43760), (1720, 41572), (2188, 32680), (2735, 26144), (3040, 23521), (3268, 21880), (3440, 20786), (4085, 17504), (4376, 16340), (5470, 13072), (6536, 10940), (6880, 10393), (8170, 8752)]