312015720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{136849}}^1$

素因数の和:136882

約数の個数: 64

約数和(自身を含む): 985320000

約数和(自身を除く): 673304280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 38, 40, 57, 60, 76, 95, 114, 120, 152, 190, 228, 285, 380, 456, 570, 760, 1140, 2280, 136849, 273698, 410547, 547396, 684245, 821094, 1094792, 1368490, 1642188, 2052735, 2600131, 2736980, 3284376, 4105470, 5200262, 5473960, 7800393, 8210940, 10400524, 13000655, 15600786, 16421880, 20801048, 26001310, 31201572, 39001965, 52002620, 62403144, 78003930, 104005240, 156007860, 312015720]

約数ペア:

[(1, 312015720), (2, 156007860), (3, 104005240), (4, 78003930), (5, 62403144), (6, 52002620), (8, 39001965), (10, 31201572), (12, 26001310), (15, 20801048), (19, 16421880), (20, 15600786), (24, 13000655), (30, 10400524), (38, 8210940), (40, 7800393), (57, 5473960), (60, 5200262), (76, 4105470), (95, 3284376), (114, 2736980), (120, 2600131), (152, 2052735), (190, 1642188), (228, 1368490), (285, 1094792), (380, 821094), (456, 684245), (570, 547396), (760, 410547), (1140, 273698), (2280, 136849)]