279248528

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{151}}^1\times {\mathrm{523}}^1$

素因数の和:712

約数の個数: 80

約数和(自身を含む): 622210176

約数和(自身を除く): 342961648

約数列:

[1, 2, 4, 8, 13, 16, 17, 26, 34, 52, 68, 104, 136, 151, 208, 221, 272, 302, 442, 523, 604, 884, 1046, 1208, 1768, 1963, 2092, 2416, 2567, 3536, 3926, 4184, 5134, 6799, 7852, 8368, 8891, 10268, 13598, 15704, 17782, 20536, 27196, 31408, 33371, 35564, 41072, 54392, 66742, 71128, 78973, 108784, 115583, 133484, 142256, 157946, 231166, 266968, 315892, 462332, 533936, 631784, 924664, 1026649, 1263568, 1342541, 1849328, 2053298, 2685082, 4106596, 5370164, 8213192, 10740328, 16426384, 17453033, 21480656, 34906066, 69812132, 139624264, 279248528]

約数ペア:

[(1, 279248528), (2, 139624264), (4, 69812132), (8, 34906066), (13, 21480656), (16, 17453033), (17, 16426384), (26, 10740328), (34, 8213192), (52, 5370164), (68, 4106596), (104, 2685082), (136, 2053298), (151, 1849328), (208, 1342541), (221, 1263568), (272, 1026649), (302, 924664), (442, 631784), (523, 533936), (604, 462332), (884, 315892), (1046, 266968), (1208, 231166), (1768, 157946), (1963, 142256), (2092, 133484), (2416, 115583), (2567, 108784), (3536, 78973), (3926, 71128), (4184, 66742), (5134, 54392), (6799, 41072), (7852, 35564), (8368, 33371), (8891, 31408), (10268, 27196), (13598, 20536), (15704, 17782)]