78380220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{83}}^1\times {\mathrm{15739}}^1$

素因数の和:15834

約数の個数: 48

約数和(自身を含む): 222122880

約数和(自身を除く): 143742660

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 83, 166, 249, 332, 415, 498, 830, 996, 1245, 1660, 2490, 4980, 15739, 31478, 47217, 62956, 78695, 94434, 157390, 188868, 236085, 314780, 472170, 944340, 1306337, 2612674, 3919011, 5225348, 6531685, 7838022, 13063370, 15676044, 19595055, 26126740, 39190110, 78380220]

約数ペア:

[(1, 78380220), (2, 39190110), (3, 26126740), (4, 19595055), (5, 15676044), (6, 13063370), (10, 7838022), (12, 6531685), (15, 5225348), (20, 3919011), (30, 2612674), (60, 1306337), (83, 944340), (166, 472170), (249, 314780), (332, 236085), (415, 188868), (498, 157390), (830, 94434), (996, 78695), (1245, 62956), (1660, 47217), (2490, 31478), (4980, 15739)]