15403140

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{83}}^1\times {\mathrm{1031}}^1$

素因数の和:1129

約数の個数: 72

約数和(自身を含む): 47331648

約数和(自身を除く): 31928508

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 83, 90, 166, 180, 249, 332, 415, 498, 747, 830, 996, 1031, 1245, 1494, 1660, 2062, 2490, 2988, 3093, 3735, 4124, 4980, 5155, 6186, 7470, 9279, 10310, 12372, 14940, 15465, 18558, 20620, 30930, 37116, 46395, 61860, 85573, 92790, 171146, 185580, 256719, 342292, 427865, 513438, 770157, 855730, 1026876, 1283595, 1540314, 1711460, 2567190, 3080628, 3850785, 5134380, 7701570, 15403140]

約数ペア:

[(1, 15403140), (2, 7701570), (3, 5134380), (4, 3850785), (5, 3080628), (6, 2567190), (9, 1711460), (10, 1540314), (12, 1283595), (15, 1026876), (18, 855730), (20, 770157), (30, 513438), (36, 427865), (45, 342292), (60, 256719), (83, 185580), (90, 171146), (166, 92790), (180, 85573), (249, 61860), (332, 46395), (415, 37116), (498, 30930), (747, 20620), (830, 18558), (996, 15465), (1031, 14940), (1245, 12372), (1494, 10310), (1660, 9279), (2062, 7470), (2490, 6186), (2988, 5155), (3093, 4980), (3735, 4124)]