2130256980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{275227}}^1$

素因数の和:275285

約数の個数: 72

約数和(自身を含む): 6612077472

約数和(自身を除く): 4481820492

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 43, 45, 60, 86, 90, 129, 172, 180, 215, 258, 387, 430, 516, 645, 774, 860, 1290, 1548, 1935, 2580, 3870, 7740, 275227, 550454, 825681, 1100908, 1376135, 1651362, 2477043, 2752270, 3302724, 4128405, 4954086, 5504540, 8256810, 9908172, 11834761, 12385215, 16513620, 23669522, 24770430, 35504283, 47339044, 49540860, 59173805, 71008566, 106512849, 118347610, 142017132, 177521415, 213025698, 236695220, 355042830, 426051396, 532564245, 710085660, 1065128490, 2130256980]

約数ペア:

[(1, 2130256980), (2, 1065128490), (3, 710085660), (4, 532564245), (5, 426051396), (6, 355042830), (9, 236695220), (10, 213025698), (12, 177521415), (15, 142017132), (18, 118347610), (20, 106512849), (30, 71008566), (36, 59173805), (43, 49540860), (45, 47339044), (60, 35504283), (86, 24770430), (90, 23669522), (129, 16513620), (172, 12385215), (180, 11834761), (215, 9908172), (258, 8256810), (387, 5504540), (430, 4954086), (516, 4128405), (645, 3302724), (774, 2752270), (860, 2477043), (1290, 1651362), (1548, 1376135), (1935, 1100908), (2580, 825681), (3870, 550454), (7740, 275227)]