8938980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{937}}^1$

素因数の和:1005

約数の個数: 72

約数和(自身を含む): 27655992

約数和(自身を除く): 18717012

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, 937, 954, 1060, 1590, 1874, 1908, 2385, 2811, 3180, 3748, 4685, 4770, 5622, 8433, 9370, 9540, 11244, 14055, 16866, 18740, 28110, 33732, 42165, 49661, 56220, 84330, 99322, 148983, 168660, 198644, 248305, 297966, 446949, 496610, 595932, 744915, 893898, 993220, 1489830, 1787796, 2234745, 2979660, 4469490, 8938980]

約数ペア:

[(1, 8938980), (2, 4469490), (3, 2979660), (4, 2234745), (5, 1787796), (6, 1489830), (9, 993220), (10, 893898), (12, 744915), (15, 595932), (18, 496610), (20, 446949), (30, 297966), (36, 248305), (45, 198644), (53, 168660), (60, 148983), (90, 99322), (106, 84330), (159, 56220), (180, 49661), (212, 42165), (265, 33732), (318, 28110), (477, 18740), (530, 16866), (636, 14055), (795, 11244), (937, 9540), (954, 9370), (1060, 8433), (1590, 5622), (1874, 4770), (1908, 4685), (2385, 3748), (2811, 3180)]