74796780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{547}}^1$

素因数の和:655

約数の個数: 96

約数和(自身を含む): 218744064

約数和(自身を除く): 143947284

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 43, 53, 60, 86, 106, 129, 159, 172, 212, 215, 258, 265, 318, 430, 516, 530, 547, 636, 645, 795, 860, 1060, 1094, 1290, 1590, 1641, 2188, 2279, 2580, 2735, 3180, 3282, 4558, 5470, 6564, 6837, 8205, 9116, 10940, 11395, 13674, 16410, 22790, 23521, 27348, 28991, 32820, 34185, 45580, 47042, 57982, 68370, 70563, 86973, 94084, 115964, 117605, 136740, 141126, 144955, 173946, 235210, 282252, 289910, 347892, 352815, 434865, 470420, 579820, 705630, 869730, 1246613, 1411260, 1739460, 2493226, 3739839, 4986452, 6233065, 7479678, 12466130, 14959356, 18699195, 24932260, 37398390, 74796780]

約数ペア:

[(1, 74796780), (2, 37398390), (3, 24932260), (4, 18699195), (5, 14959356), (6, 12466130), (10, 7479678), (12, 6233065), (15, 4986452), (20, 3739839), (30, 2493226), (43, 1739460), (53, 1411260), (60, 1246613), (86, 869730), (106, 705630), (129, 579820), (159, 470420), (172, 434865), (212, 352815), (215, 347892), (258, 289910), (265, 282252), (318, 235210), (430, 173946), (516, 144955), (530, 141126), (547, 136740), (636, 117605), (645, 115964), (795, 94084), (860, 86973), (1060, 70563), (1094, 68370), (1290, 57982), (1590, 47042), (1641, 45580), (2188, 34185), (2279, 32820), (2580, 28991), (2735, 27348), (3180, 23521), (3282, 22790), (4558, 16410), (5470, 13674), (6564, 11395), (6837, 10940), (8205, 9116)]