128906280

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{358073}}^1$

素因数の和:358090

約数の個数: 48

約数和(自身を含む): 418946580

約数和(自身を除く): 290040300

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 358073, 716146, 1074219, 1432292, 1790365, 2148438, 2864584, 3222657, 3580730, 4296876, 5371095, 6445314, 7161460, 8593752, 10742190, 12890628, 14322920, 16113285, 21484380, 25781256, 32226570, 42968760, 64453140, 128906280]

約数ペア:

[(1, 128906280), (2, 64453140), (3, 42968760), (4, 32226570), (5, 25781256), (6, 21484380), (8, 16113285), (9, 14322920), (10, 12890628), (12, 10742190), (15, 8593752), (18, 7161460), (20, 6445314), (24, 5371095), (30, 4296876), (36, 3580730), (40, 3222657), (45, 2864584), (60, 2148438), (72, 1790365), (90, 1432292), (120, 1074219), (180, 716146), (360, 358073)]