207848740

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{67}}^1\times {\mathrm{239}}^1$

素因数の和:385

約数の個数: 96

約数和(自身を含む): 493516800

約数和(自身を除く): 285668060

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 59, 67, 110, 118, 134, 220, 236, 239, 268, 295, 335, 478, 590, 649, 670, 737, 956, 1180, 1195, 1298, 1340, 1474, 2390, 2596, 2629, 2948, 3245, 3685, 3953, 4780, 5258, 6490, 7370, 7906, 10516, 12980, 13145, 14101, 14740, 15812, 16013, 19765, 26290, 28202, 32026, 39530, 43483, 52580, 56404, 64052, 70505, 79060, 80065, 86966, 141010, 155111, 160130, 173932, 176143, 217415, 282020, 310222, 320260, 352286, 434830, 620444, 704572, 775555, 869660, 880715, 944767, 1551110, 1761430, 1889534, 3102220, 3522860, 3779068, 4723835, 9447670, 10392437, 18895340, 20784874, 41569748, 51962185, 103924370, 207848740]

約数ペア:

[(1, 207848740), (2, 103924370), (4, 51962185), (5, 41569748), (10, 20784874), (11, 18895340), (20, 10392437), (22, 9447670), (44, 4723835), (55, 3779068), (59, 3522860), (67, 3102220), (110, 1889534), (118, 1761430), (134, 1551110), (220, 944767), (236, 880715), (239, 869660), (268, 775555), (295, 704572), (335, 620444), (478, 434830), (590, 352286), (649, 320260), (670, 310222), (737, 282020), (956, 217415), (1180, 176143), (1195, 173932), (1298, 160130), (1340, 155111), (1474, 141010), (2390, 86966), (2596, 80065), (2629, 79060), (2948, 70505), (3245, 64052), (3685, 56404), (3953, 52580), (4780, 43483), (5258, 39530), (6490, 32026), (7370, 28202), (7906, 26290), (10516, 19765), (12980, 16013), (13145, 15812), (14101, 14740)]