138415520

素因数分解:

$2^5\times 5^1\times {\mathrm{37}}^1\times {\mathrm{103}}^1\times {\mathrm{227}}^1$

素因数の和:382

約数の個数: 96

約数和(自身を含む): 340599168

約数和(自身を除く): 202183648

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 37, 40, 74, 80, 103, 148, 160, 185, 206, 227, 296, 370, 412, 454, 515, 592, 740, 824, 908, 1030, 1135, 1184, 1480, 1648, 1816, 2060, 2270, 2960, 3296, 3632, 3811, 4120, 4540, 5920, 7264, 7622, 8240, 8399, 9080, 15244, 16480, 16798, 18160, 19055, 23381, 30488, 33596, 36320, 38110, 41995, 46762, 60976, 67192, 76220, 83990, 93524, 116905, 121952, 134384, 152440, 167980, 187048, 233810, 268768, 304880, 335960, 374096, 467620, 609760, 671920, 748192, 865097, 935240, 1343840, 1730194, 1870480, 3460388, 3740960, 4325485, 6920776, 8650970, 13841552, 17301940, 27683104, 34603880, 69207760, 138415520]

約数ペア:

[(1, 138415520), (2, 69207760), (4, 34603880), (5, 27683104), (8, 17301940), (10, 13841552), (16, 8650970), (20, 6920776), (32, 4325485), (37, 3740960), (40, 3460388), (74, 1870480), (80, 1730194), (103, 1343840), (148, 935240), (160, 865097), (185, 748192), (206, 671920), (227, 609760), (296, 467620), (370, 374096), (412, 335960), (454, 304880), (515, 268768), (592, 233810), (740, 187048), (824, 167980), (908, 152440), (1030, 134384), (1135, 121952), (1184, 116905), (1480, 93524), (1648, 83990), (1816, 76220), (2060, 67192), (2270, 60976), (2960, 46762), (3296, 41995), (3632, 38110), (3811, 36320), (4120, 33596), (4540, 30488), (5920, 23381), (7264, 19055), (7622, 18160), (8240, 16798), (8399, 16480), (9080, 15244)]