208306384

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{181}}^1\times {\mathrm{503}}^1$

素因数の和:716

約数の個数: 80

約数和(自身を含む): 477719424

約数和(自身を除く): 269413040

約数列:

[1, 2, 4, 8, 11, 13, 16, 22, 26, 44, 52, 88, 104, 143, 176, 181, 208, 286, 362, 503, 572, 724, 1006, 1144, 1448, 1991, 2012, 2288, 2353, 2896, 3982, 4024, 4706, 5533, 6539, 7964, 8048, 9412, 11066, 13078, 15928, 18824, 22132, 25883, 26156, 31856, 37648, 44264, 51766, 52312, 71929, 88528, 91043, 103532, 104624, 143858, 182086, 207064, 287716, 364172, 414128, 575432, 728344, 1001473, 1150864, 1183559, 1456688, 2002946, 2367118, 4005892, 4734236, 8011784, 9468472, 13019149, 16023568, 18936944, 26038298, 52076596, 104153192, 208306384]

約数ペア:

[(1, 208306384), (2, 104153192), (4, 52076596), (8, 26038298), (11, 18936944), (13, 16023568), (16, 13019149), (22, 9468472), (26, 8011784), (44, 4734236), (52, 4005892), (88, 2367118), (104, 2002946), (143, 1456688), (176, 1183559), (181, 1150864), (208, 1001473), (286, 728344), (362, 575432), (503, 414128), (572, 364172), (724, 287716), (1006, 207064), (1144, 182086), (1448, 143858), (1991, 104624), (2012, 103532), (2288, 91043), (2353, 88528), (2896, 71929), (3982, 52312), (4024, 51766), (4706, 44264), (5533, 37648), (6539, 31856), (7964, 26156), (8048, 25883), (9412, 22132), (11066, 18824), (13078, 15928)]