55817820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^2\times {\mathrm{859}}^1$

素因数の和:912

約数の個数: 108

約数和(自身を含む): 178902360

約数和(自身を除く): 123084540

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 38, 45, 57, 60, 76, 90, 95, 114, 171, 180, 190, 228, 285, 342, 361, 380, 570, 684, 722, 855, 859, 1083, 1140, 1444, 1710, 1718, 1805, 2166, 2577, 3249, 3420, 3436, 3610, 4295, 4332, 5154, 5415, 6498, 7220, 7731, 8590, 10308, 10830, 12885, 12996, 15462, 16245, 16321, 17180, 21660, 25770, 30924, 32490, 32642, 38655, 48963, 51540, 64980, 65284, 77310, 81605, 97926, 146889, 154620, 163210, 195852, 244815, 293778, 310099, 326420, 489630, 587556, 620198, 734445, 930297, 979260, 1240396, 1468890, 1550495, 1860594, 2790891, 2937780, 3100990, 3721188, 4651485, 5581782, 6201980, 9302970, 11163564, 13954455, 18605940, 27908910, 55817820]

約数ペア:

[(1, 55817820), (2, 27908910), (3, 18605940), (4, 13954455), (5, 11163564), (6, 9302970), (9, 6201980), (10, 5581782), (12, 4651485), (15, 3721188), (18, 3100990), (19, 2937780), (20, 2790891), (30, 1860594), (36, 1550495), (38, 1468890), (45, 1240396), (57, 979260), (60, 930297), (76, 734445), (90, 620198), (95, 587556), (114, 489630), (171, 326420), (180, 310099), (190, 293778), (228, 244815), (285, 195852), (342, 163210), (361, 154620), (380, 146889), (570, 97926), (684, 81605), (722, 77310), (855, 65284), (859, 64980), (1083, 51540), (1140, 48963), (1444, 38655), (1710, 32642), (1718, 32490), (1805, 30924), (2166, 25770), (2577, 21660), (3249, 17180), (3420, 16321), (3436, 16245), (3610, 15462), (4295, 12996), (4332, 12885), (5154, 10830), (5415, 10308), (6498, 8590), (7220, 7731)]