9916380

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{619}}^1$

素因数の和:723

約数の個数: 72

約数和(自身を含む): 30466800

約数和(自身を除く): 20550420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 89, 90, 178, 180, 267, 356, 445, 534, 619, 801, 890, 1068, 1238, 1335, 1602, 1780, 1857, 2476, 2670, 3095, 3204, 3714, 4005, 5340, 5571, 6190, 7428, 8010, 9285, 11142, 12380, 16020, 18570, 22284, 27855, 37140, 55091, 55710, 110182, 111420, 165273, 220364, 275455, 330546, 495819, 550910, 661092, 826365, 991638, 1101820, 1652730, 1983276, 2479095, 3305460, 4958190, 9916380]

約数ペア:

[(1, 9916380), (2, 4958190), (3, 3305460), (4, 2479095), (5, 1983276), (6, 1652730), (9, 1101820), (10, 991638), (12, 826365), (15, 661092), (18, 550910), (20, 495819), (30, 330546), (36, 275455), (45, 220364), (60, 165273), (89, 111420), (90, 110182), (178, 55710), (180, 55091), (267, 37140), (356, 27855), (445, 22284), (534, 18570), (619, 16020), (801, 12380), (890, 11142), (1068, 9285), (1238, 8010), (1335, 7428), (1602, 6190), (1780, 5571), (1857, 5340), (2476, 4005), (2670, 3714), (3095, 3204)]