215465940

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{13759}}^1$

素因数の和:13806

約数の個数: 96

約数和(自身を含む): 693504000

約数和(自身を除く): 478038060

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 29, 30, 36, 45, 54, 58, 60, 87, 90, 108, 116, 135, 145, 174, 180, 261, 270, 290, 348, 435, 522, 540, 580, 783, 870, 1044, 1305, 1566, 1740, 2610, 3132, 3915, 5220, 7830, 13759, 15660, 27518, 41277, 55036, 68795, 82554, 123831, 137590, 165108, 206385, 247662, 275180, 371493, 399011, 412770, 495324, 619155, 742986, 798022, 825540, 1197033, 1238310, 1485972, 1596044, 1857465, 1995055, 2394066, 2476620, 3591099, 3714930, 3990110, 4788132, 5985165, 7182198, 7429860, 7980220, 10773297, 11970330, 14364396, 17955495, 21546594, 23940660, 35910990, 43093188, 53866485, 71821980, 107732970, 215465940]

約数ペア:

[(1, 215465940), (2, 107732970), (3, 71821980), (4, 53866485), (5, 43093188), (6, 35910990), (9, 23940660), (10, 21546594), (12, 17955495), (15, 14364396), (18, 11970330), (20, 10773297), (27, 7980220), (29, 7429860), (30, 7182198), (36, 5985165), (45, 4788132), (54, 3990110), (58, 3714930), (60, 3591099), (87, 2476620), (90, 2394066), (108, 1995055), (116, 1857465), (135, 1596044), (145, 1485972), (174, 1238310), (180, 1197033), (261, 825540), (270, 798022), (290, 742986), (348, 619155), (435, 495324), (522, 412770), (540, 399011), (580, 371493), (783, 275180), (870, 247662), (1044, 206385), (1305, 165108), (1566, 137590), (1740, 123831), (2610, 82554), (3132, 68795), (3915, 55036), (5220, 41277), (7830, 27518), (13759, 15660)]