15721444380

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{11392351}}^1$

素因数の和:11392386

約数の個数: 48

約数和(自身を含む): 45933963264

約数和(自身を除く): 30212518884

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 23, 30, 46, 60, 69, 92, 115, 138, 230, 276, 345, 460, 690, 1380, 11392351, 22784702, 34177053, 45569404, 56961755, 68354106, 113923510, 136708212, 170885265, 227847020, 262024073, 341770530, 524048146, 683541060, 786072219, 1048096292, 1310120365, 1572144438, 2620240730, 3144288876, 3930361095, 5240481460, 7860722190, 15721444380]

約数ペア:

[(1, 15721444380), (2, 7860722190), (3, 5240481460), (4, 3930361095), (5, 3144288876), (6, 2620240730), (10, 1572144438), (12, 1310120365), (15, 1048096292), (20, 786072219), (23, 683541060), (30, 524048146), (46, 341770530), (60, 262024073), (69, 227847020), (92, 170885265), (115, 136708212), (138, 113923510), (230, 68354106), (276, 56961755), (345, 45569404), (460, 34177053), (690, 22784702), (1380, 11392351)]