31137480

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{2621}}^1$

素因数の和:2652

約数の個数: 128

約数和(自身を含む): 113270400

約数和(自身を除く): 82132920

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 18, 20, 22, 24, 27, 30, 33, 36, 40, 44, 45, 54, 55, 60, 66, 72, 88, 90, 99, 108, 110, 120, 132, 135, 165, 180, 198, 216, 220, 264, 270, 297, 330, 360, 396, 440, 495, 540, 594, 660, 792, 990, 1080, 1188, 1320, 1485, 1980, 2376, 2621, 2970, 3960, 5242, 5940, 7863, 10484, 11880, 13105, 15726, 20968, 23589, 26210, 28831, 31452, 39315, 47178, 52420, 57662, 62904, 70767, 78630, 86493, 94356, 104840, 115324, 117945, 141534, 144155, 157260, 172986, 188712, 230648, 235890, 259479, 283068, 288310, 314520, 345972, 353835, 432465, 471780, 518958, 566136, 576620, 691944, 707670, 778437, 864930, 943560, 1037916, 1153240, 1297395, 1415340, 1556874, 1729860, 2075832, 2594790, 2830680, 3113748, 3459720, 3892185, 5189580, 6227496, 7784370, 10379160, 15568740, 31137480]

約数ペア:

[(1, 31137480), (2, 15568740), (3, 10379160), (4, 7784370), (5, 6227496), (6, 5189580), (8, 3892185), (9, 3459720), (10, 3113748), (11, 2830680), (12, 2594790), (15, 2075832), (18, 1729860), (20, 1556874), (22, 1415340), (24, 1297395), (27, 1153240), (30, 1037916), (33, 943560), (36, 864930), (40, 778437), (44, 707670), (45, 691944), (54, 576620), (55, 566136), (60, 518958), (66, 471780), (72, 432465), (88, 353835), (90, 345972), (99, 314520), (108, 288310), (110, 283068), (120, 259479), (132, 235890), (135, 230648), (165, 188712), (180, 172986), (198, 157260), (216, 144155), (220, 141534), (264, 117945), (270, 115324), (297, 104840), (330, 94356), (360, 86493), (396, 78630), (440, 70767), (495, 62904), (540, 57662), (594, 52420), (660, 47178), (792, 39315), (990, 31452), (1080, 28831), (1188, 26210), (1320, 23589), (1485, 20968), (1980, 15726), (2376, 13105), (2621, 11880), (2970, 10484), (3960, 7863), (5242, 5940)]