81869040

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{10337}}^1$

素因数の和:10367

約数の個数: 120

約数和(自身を含む): 299967408

約数和(自身を除く): 218098368

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 30, 33, 36, 40, 44, 45, 48, 55, 60, 66, 72, 80, 88, 90, 99, 110, 120, 132, 144, 165, 176, 180, 198, 220, 240, 264, 330, 360, 396, 440, 495, 528, 660, 720, 792, 880, 990, 1320, 1584, 1980, 2640, 3960, 7920, 10337, 20674, 31011, 41348, 51685, 62022, 82696, 93033, 103370, 113707, 124044, 155055, 165392, 186066, 206740, 227414, 248088, 310110, 341121, 372132, 413480, 454828, 465165, 496176, 568535, 620220, 682242, 744264, 826960, 909656, 930330, 1023363, 1137070, 1240440, 1364484, 1488528, 1705605, 1819312, 1860660, 2046726, 2274140, 2480880, 2728968, 3411210, 3721320, 4093452, 4548280, 5116815, 5457936, 6822420, 7442640, 8186904, 9096560, 10233630, 13644840, 16373808, 20467260, 27289680, 40934520, 81869040]

約数ペア:

[(1, 81869040), (2, 40934520), (3, 27289680), (4, 20467260), (5, 16373808), (6, 13644840), (8, 10233630), (9, 9096560), (10, 8186904), (11, 7442640), (12, 6822420), (15, 5457936), (16, 5116815), (18, 4548280), (20, 4093452), (22, 3721320), (24, 3411210), (30, 2728968), (33, 2480880), (36, 2274140), (40, 2046726), (44, 1860660), (45, 1819312), (48, 1705605), (55, 1488528), (60, 1364484), (66, 1240440), (72, 1137070), (80, 1023363), (88, 930330), (90, 909656), (99, 826960), (110, 744264), (120, 682242), (132, 620220), (144, 568535), (165, 496176), (176, 465165), (180, 454828), (198, 413480), (220, 372132), (240, 341121), (264, 310110), (330, 248088), (360, 227414), (396, 206740), (440, 186066), (495, 165392), (528, 155055), (660, 124044), (720, 113707), (792, 103370), (880, 93033), (990, 82696), (1320, 62022), (1584, 51685), (1980, 41348), (2640, 31011), (3960, 20674), (7920, 10337)]