75015660

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{31}}^2\times {\mathrm{1301}}^1$

素因数の和:1375

約数の個数: 72

約数和(自身を含む): 217204848

約数和(自身を除く): 142189188

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 31, 60, 62, 93, 124, 155, 186, 310, 372, 465, 620, 930, 961, 1301, 1860, 1922, 2602, 2883, 3844, 3903, 4805, 5204, 5766, 6505, 7806, 9610, 11532, 13010, 14415, 15612, 19220, 19515, 26020, 28830, 39030, 40331, 57660, 78060, 80662, 120993, 161324, 201655, 241986, 403310, 483972, 604965, 806620, 1209930, 1250261, 2419860, 2500522, 3750783, 5001044, 6251305, 7501566, 12502610, 15003132, 18753915, 25005220, 37507830, 75015660]

約数ペア:

[(1, 75015660), (2, 37507830), (3, 25005220), (4, 18753915), (5, 15003132), (6, 12502610), (10, 7501566), (12, 6251305), (15, 5001044), (20, 3750783), (30, 2500522), (31, 2419860), (60, 1250261), (62, 1209930), (93, 806620), (124, 604965), (155, 483972), (186, 403310), (310, 241986), (372, 201655), (465, 161324), (620, 120993), (930, 80662), (961, 78060), (1301, 57660), (1860, 40331), (1922, 39030), (2602, 28830), (2883, 26020), (3844, 19515), (3903, 19220), (4805, 15612), (5204, 14415), (5766, 13010), (6505, 11532), (7806, 9610)]