15721212384

素因数分解:

$2^5\times 3^2\times {\mathrm{37}}^1\times {\mathrm{1475339}}^1$

素因数の和:1475392

約数の個数: 72

約数和(自身を含む): 45915531480

約数和(自身を除く): 30194319096

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 37, 48, 72, 74, 96, 111, 144, 148, 222, 288, 296, 333, 444, 592, 666, 888, 1184, 1332, 1776, 2664, 3552, 5328, 10656, 1475339, 2950678, 4426017, 5901356, 8852034, 11802712, 13278051, 17704068, 23605424, 26556102, 35408136, 47210848, 53112204, 54587543, 70816272, 106224408, 109175086, 141632544, 163762629, 212448816, 218350172, 327525258, 424897632, 436700344, 491287887, 655050516, 873400688, 982575774, 1310101032, 1746801376, 1965151548, 2620202064, 3930303096, 5240404128, 7860606192, 15721212384]

約数ペア:

[(1, 15721212384), (2, 7860606192), (3, 5240404128), (4, 3930303096), (6, 2620202064), (8, 1965151548), (9, 1746801376), (12, 1310101032), (16, 982575774), (18, 873400688), (24, 655050516), (32, 491287887), (36, 436700344), (37, 424897632), (48, 327525258), (72, 218350172), (74, 212448816), (96, 163762629), (111, 141632544), (144, 109175086), (148, 106224408), (222, 70816272), (288, 54587543), (296, 53112204), (333, 47210848), (444, 35408136), (592, 26556102), (666, 23605424), (888, 17704068), (1184, 13278051), (1332, 11802712), (1776, 8852034), (2664, 5901356), (3552, 4426017), (5328, 2950678), (10656, 1475339)]