30403980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{3187}}^1$

素因数の和:3255

約数の個数: 72

約数和(自身を含む): 93994992

約数和(自身を除く): 63591012

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 53, 60, 90, 106, 159, 180, 212, 265, 318, 477, 530, 636, 795, 954, 1060, 1590, 1908, 2385, 3180, 3187, 4770, 6374, 9540, 9561, 12748, 15935, 19122, 28683, 31870, 38244, 47805, 57366, 63740, 95610, 114732, 143415, 168911, 191220, 286830, 337822, 506733, 573660, 675644, 844555, 1013466, 1520199, 1689110, 2026932, 2533665, 3040398, 3378220, 5067330, 6080796, 7600995, 10134660, 15201990, 30403980]

約数ペア:

[(1, 30403980), (2, 15201990), (3, 10134660), (4, 7600995), (5, 6080796), (6, 5067330), (9, 3378220), (10, 3040398), (12, 2533665), (15, 2026932), (18, 1689110), (20, 1520199), (30, 1013466), (36, 844555), (45, 675644), (53, 573660), (60, 506733), (90, 337822), (106, 286830), (159, 191220), (180, 168911), (212, 143415), (265, 114732), (318, 95610), (477, 63740), (530, 57366), (636, 47805), (795, 38244), (954, 31870), (1060, 28683), (1590, 19122), (1908, 15935), (2385, 12748), (3180, 9561), (3187, 9540), (4770, 6374)]