15843960

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{4001}}^1$

素因数の和:4029

約数の個数: 96

約数和(自身を含む): 56188080

約数和(自身を除く): 40344120

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 18, 20, 22, 24, 30, 33, 36, 40, 44, 45, 55, 60, 66, 72, 88, 90, 99, 110, 120, 132, 165, 180, 198, 220, 264, 330, 360, 396, 440, 495, 660, 792, 990, 1320, 1980, 3960, 4001, 8002, 12003, 16004, 20005, 24006, 32008, 36009, 40010, 44011, 48012, 60015, 72018, 80020, 88022, 96024, 120030, 132033, 144036, 160040, 176044, 180045, 220055, 240060, 264066, 288072, 352088, 360090, 396099, 440110, 480120, 528132, 660165, 720180, 792198, 880220, 1056264, 1320330, 1440360, 1584396, 1760440, 1980495, 2640660, 3168792, 3960990, 5281320, 7921980, 15843960]

約数ペア:

[(1, 15843960), (2, 7921980), (3, 5281320), (4, 3960990), (5, 3168792), (6, 2640660), (8, 1980495), (9, 1760440), (10, 1584396), (11, 1440360), (12, 1320330), (15, 1056264), (18, 880220), (20, 792198), (22, 720180), (24, 660165), (30, 528132), (33, 480120), (36, 440110), (40, 396099), (44, 360090), (45, 352088), (55, 288072), (60, 264066), (66, 240060), (72, 220055), (88, 180045), (90, 176044), (99, 160040), (110, 144036), (120, 132033), (132, 120030), (165, 96024), (180, 88022), (198, 80020), (220, 72018), (264, 60015), (330, 48012), (360, 44011), (396, 40010), (440, 36009), (495, 32008), (660, 24006), (792, 20005), (990, 16004), (1320, 12003), (1980, 8002), (3960, 4001)]