27711780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{467}}^1$

素因数の和:545

約数の個数: 96

約数和(自身を含む): 83026944

約数和(自身を除く): 55315164

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 23, 30, 43, 46, 60, 69, 86, 92, 115, 129, 138, 172, 215, 230, 258, 276, 345, 430, 460, 467, 516, 645, 690, 860, 934, 989, 1290, 1380, 1401, 1868, 1978, 2335, 2580, 2802, 2967, 3956, 4670, 4945, 5604, 5934, 7005, 9340, 9890, 10741, 11868, 14010, 14835, 19780, 20081, 21482, 28020, 29670, 32223, 40162, 42964, 53705, 59340, 60243, 64446, 80324, 100405, 107410, 120486, 128892, 161115, 200810, 214820, 240972, 301215, 322230, 401620, 461863, 602430, 644460, 923726, 1204860, 1385589, 1847452, 2309315, 2771178, 4618630, 5542356, 6927945, 9237260, 13855890, 27711780]

約数ペア:

[(1, 27711780), (2, 13855890), (3, 9237260), (4, 6927945), (5, 5542356), (6, 4618630), (10, 2771178), (12, 2309315), (15, 1847452), (20, 1385589), (23, 1204860), (30, 923726), (43, 644460), (46, 602430), (60, 461863), (69, 401620), (86, 322230), (92, 301215), (115, 240972), (129, 214820), (138, 200810), (172, 161115), (215, 128892), (230, 120486), (258, 107410), (276, 100405), (345, 80324), (430, 64446), (460, 60243), (467, 59340), (516, 53705), (645, 42964), (690, 40162), (860, 32223), (934, 29670), (989, 28020), (1290, 21482), (1380, 20081), (1401, 19780), (1868, 14835), (1978, 14010), (2335, 11868), (2580, 10741), (2802, 9890), (2967, 9340), (3956, 7005), (4670, 5934), (4945, 5604)]