820170090

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{151}}^1\times {\mathrm{20117}}^1$

素因数の和:20284

約数の個数: 64

約数和(自身を含む): 2201713920

約数和(自身を除く): 1381543830

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 90, 135, 151, 270, 302, 453, 755, 906, 1359, 1510, 2265, 2718, 4077, 4530, 6795, 8154, 13590, 20117, 20385, 40234, 40770, 60351, 100585, 120702, 181053, 201170, 301755, 362106, 543159, 603510, 905265, 1086318, 1810530, 2715795, 3037667, 5431590, 6075334, 9113001, 15188335, 18226002, 27339003, 30376670, 45565005, 54678006, 82017009, 91130010, 136695015, 164034018, 273390030, 410085045, 820170090]

約数ペア:

[(1, 820170090), (2, 410085045), (3, 273390030), (5, 164034018), (6, 136695015), (9, 91130010), (10, 82017009), (15, 54678006), (18, 45565005), (27, 30376670), (30, 27339003), (45, 18226002), (54, 15188335), (90, 9113001), (135, 6075334), (151, 5431590), (270, 3037667), (302, 2715795), (453, 1810530), (755, 1086318), (906, 905265), (1359, 603510), (1510, 543159), (2265, 362106), (2718, 301755), (4077, 201170), (4530, 181053), (6795, 120702), (8154, 100585), (13590, 60351), (20117, 40770), (20385, 40234)]