290190888

素因数分解:

$2^3\times 3^2\times {\mathrm{13}}^1\times {\mathrm{389}}^1\times {\mathrm{797}}^1$

素因数の和:1211

約数の個数: 96

約数和(自身を含む): 849630600

約数和(自身を除く): 559439712

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 36, 39, 52, 72, 78, 104, 117, 156, 234, 312, 389, 468, 778, 797, 936, 1167, 1556, 1594, 2334, 2391, 3112, 3188, 3501, 4668, 4782, 5057, 6376, 7002, 7173, 9336, 9564, 10114, 10361, 14004, 14346, 15171, 19128, 20228, 20722, 28008, 28692, 30342, 31083, 40456, 41444, 45513, 57384, 60684, 62166, 82888, 91026, 93249, 121368, 124332, 182052, 186498, 248664, 310033, 364104, 372996, 620066, 745992, 930099, 1240132, 1860198, 2480264, 2790297, 3720396, 4030429, 5580594, 7440792, 8060858, 11161188, 12091287, 16121716, 22322376, 24182574, 32243432, 36273861, 48365148, 72547722, 96730296, 145095444, 290190888]

約数ペア:

[(1, 290190888), (2, 145095444), (3, 96730296), (4, 72547722), (6, 48365148), (8, 36273861), (9, 32243432), (12, 24182574), (13, 22322376), (18, 16121716), (24, 12091287), (26, 11161188), (36, 8060858), (39, 7440792), (52, 5580594), (72, 4030429), (78, 3720396), (104, 2790297), (117, 2480264), (156, 1860198), (234, 1240132), (312, 930099), (389, 745992), (468, 620066), (778, 372996), (797, 364104), (936, 310033), (1167, 248664), (1556, 186498), (1594, 182052), (2334, 124332), (2391, 121368), (3112, 93249), (3188, 91026), (3501, 82888), (4668, 62166), (4782, 60684), (5057, 57384), (6376, 45513), (7002, 41444), (7173, 40456), (9336, 31083), (9564, 30342), (10114, 28692), (10361, 28008), (14004, 20722), (14346, 20228), (15171, 19128)]