1381095180

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{403829}}^1$

素因数の和:403863

約数の個数: 72

約数和(自身を含む): 4409823600

約数和(自身を除く): 3028728420

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, 380, 570, 684, 855, 1140, 1710, 3420, 403829, 807658, 1211487, 1615316, 2019145, 2422974, 3634461, 4038290, 4845948, 6057435, 7268922, 7672751, 8076580, 12114870, 14537844, 15345502, 18172305, 23018253, 24229740, 30691004, 36344610, 38363755, 46036506, 69054759, 72689220, 76727510, 92073012, 115091265, 138109518, 153455020, 230182530, 276219036, 345273795, 460365060, 690547590, 1381095180]

約数ペア:

[(1, 1381095180), (2, 690547590), (3, 460365060), (4, 345273795), (5, 276219036), (6, 230182530), (9, 153455020), (10, 138109518), (12, 115091265), (15, 92073012), (18, 76727510), (19, 72689220), (20, 69054759), (30, 46036506), (36, 38363755), (38, 36344610), (45, 30691004), (57, 24229740), (60, 23018253), (76, 18172305), (90, 15345502), (95, 14537844), (114, 12114870), (171, 8076580), (180, 7672751), (190, 7268922), (228, 6057435), (285, 4845948), (342, 4038290), (380, 3634461), (570, 2422974), (684, 2019145), (855, 1615316), (1140, 1211487), (1710, 807658), (3420, 403829)]