215513604

素因数分解:

$2^2\times 3^2\times {\mathrm{37}}^1\times {\mathrm{137}}^1\times {\mathrm{1181}}^1$

素因数の和:1365

約数の個数: 72

約数和(自身を含む): 564055128

約数和(自身を除く): 348541524

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 37, 74, 111, 137, 148, 222, 274, 333, 411, 444, 548, 666, 822, 1181, 1233, 1332, 1644, 2362, 2466, 3543, 4724, 4932, 5069, 7086, 10138, 10629, 14172, 15207, 20276, 21258, 30414, 42516, 43697, 45621, 60828, 87394, 91242, 131091, 161797, 174788, 182484, 262182, 323594, 393273, 485391, 524364, 647188, 786546, 970782, 1456173, 1573092, 1941564, 2912346, 5824692, 5986489, 11972978, 17959467, 23945956, 35918934, 53878401, 71837868, 107756802, 215513604]

約数ペア:

[(1, 215513604), (2, 107756802), (3, 71837868), (4, 53878401), (6, 35918934), (9, 23945956), (12, 17959467), (18, 11972978), (36, 5986489), (37, 5824692), (74, 2912346), (111, 1941564), (137, 1573092), (148, 1456173), (222, 970782), (274, 786546), (333, 647188), (411, 524364), (444, 485391), (548, 393273), (666, 323594), (822, 262182), (1181, 182484), (1233, 174788), (1332, 161797), (1644, 131091), (2362, 91242), (2466, 87394), (3543, 60828), (4724, 45621), (4932, 43697), (5069, 42516), (7086, 30414), (10138, 21258), (10629, 20276), (14172, 15207)]