74198740

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{6883}}^1$

素因数の和:6917

約数の個数: 72

約数和(自身を含む): 197763552

約数和(自身を除く): 123564812

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 49, 55, 70, 77, 98, 110, 140, 154, 196, 220, 245, 308, 385, 490, 539, 770, 980, 1078, 1540, 2156, 2695, 5390, 6883, 10780, 13766, 27532, 34415, 48181, 68830, 75713, 96362, 137660, 151426, 192724, 240905, 302852, 337267, 378565, 481810, 529991, 674534, 757130, 963620, 1059982, 1349068, 1514260, 1686335, 2119964, 2649955, 3372670, 3709937, 5299910, 6745340, 7419874, 10599820, 14839748, 18549685, 37099370, 74198740]

約数ペア:

[(1, 74198740), (2, 37099370), (4, 18549685), (5, 14839748), (7, 10599820), (10, 7419874), (11, 6745340), (14, 5299910), (20, 3709937), (22, 3372670), (28, 2649955), (35, 2119964), (44, 1686335), (49, 1514260), (55, 1349068), (70, 1059982), (77, 963620), (98, 757130), (110, 674534), (140, 529991), (154, 481810), (196, 378565), (220, 337267), (245, 302852), (308, 240905), (385, 192724), (490, 151426), (539, 137660), (770, 96362), (980, 75713), (1078, 68830), (1540, 48181), (2156, 34415), (2695, 27532), (5390, 13766), (6883, 10780)]