49767240

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{641}}^1\times {\mathrm{647}}^1$

素因数の和:1302

約数の個数: 64

約数和(自身を含む): 149765760

約数和(自身を除く): 99998520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 641, 647, 1282, 1294, 1923, 1941, 2564, 2588, 3205, 3235, 3846, 3882, 5128, 5176, 6410, 6470, 7692, 7764, 9615, 9705, 12820, 12940, 15384, 15528, 19230, 19410, 25640, 25880, 38460, 38820, 76920, 77640, 414727, 829454, 1244181, 1658908, 2073635, 2488362, 3317816, 4147270, 4976724, 6220905, 8294540, 9953448, 12441810, 16589080, 24883620, 49767240]

約数ペア:

[(1, 49767240), (2, 24883620), (3, 16589080), (4, 12441810), (5, 9953448), (6, 8294540), (8, 6220905), (10, 4976724), (12, 4147270), (15, 3317816), (20, 2488362), (24, 2073635), (30, 1658908), (40, 1244181), (60, 829454), (120, 414727), (641, 77640), (647, 76920), (1282, 38820), (1294, 38460), (1923, 25880), (1941, 25640), (2564, 19410), (2588, 19230), (3205, 15528), (3235, 15384), (3846, 12940), (3882, 12820), (5128, 9705), (5176, 9615), (6410, 7764), (6470, 7692)]