71389872

素因数分解:

$2^4\times 3^2\times {\mathrm{37}}^1\times {\mathrm{13399}}^1$

素因数の和:13450

約数の個数: 60

約数和(自身を含む): 205207600

約数和(自身を除く): 133817728

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 37, 48, 72, 74, 111, 144, 148, 222, 296, 333, 444, 592, 666, 888, 1332, 1776, 2664, 5328, 13399, 26798, 40197, 53596, 80394, 107192, 120591, 160788, 214384, 241182, 321576, 482364, 495763, 643152, 964728, 991526, 1487289, 1929456, 1983052, 2974578, 3966104, 4461867, 5949156, 7932208, 8923734, 11898312, 17847468, 23796624, 35694936, 71389872]

約数ペア:

[(1, 71389872), (2, 35694936), (3, 23796624), (4, 17847468), (6, 11898312), (8, 8923734), (9, 7932208), (12, 5949156), (16, 4461867), (18, 3966104), (24, 2974578), (36, 1983052), (37, 1929456), (48, 1487289), (72, 991526), (74, 964728), (111, 643152), (144, 495763), (148, 482364), (222, 321576), (296, 241182), (333, 214384), (444, 160788), (592, 120591), (666, 107192), (888, 80394), (1332, 53596), (1776, 40197), (2664, 26798), (5328, 13399)]