219988548

素因数分解:

$2^2\times 3^4\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{1801}}^1$

素因数の和:1859

約数の個数: 120

約数和(自身を含む): 641043480

約数和(自身を除く): 421054932

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 27, 29, 36, 39, 52, 54, 58, 78, 81, 87, 108, 116, 117, 156, 162, 174, 234, 261, 324, 348, 351, 377, 468, 522, 702, 754, 783, 1044, 1053, 1131, 1404, 1508, 1566, 1801, 2106, 2262, 2349, 3132, 3393, 3602, 4212, 4524, 4698, 5403, 6786, 7204, 9396, 10179, 10806, 13572, 16209, 20358, 21612, 23413, 30537, 32418, 40716, 46826, 48627, 52229, 61074, 64836, 70239, 93652, 97254, 104458, 122148, 140478, 145881, 156687, 194508, 208916, 210717, 280956, 291762, 313374, 421434, 470061, 583524, 626748, 632151, 678977, 842868, 940122, 1264302, 1357954, 1410183, 1880244, 1896453, 2036931, 2528604, 2715908, 2820366, 3792906, 4073862, 4230549, 5640732, 6110793, 7585812, 8147724, 8461098, 12221586, 16922196, 18332379, 24443172, 36664758, 54997137, 73329516, 109994274, 219988548]

約数ペア:

[(1, 219988548), (2, 109994274), (3, 73329516), (4, 54997137), (6, 36664758), (9, 24443172), (12, 18332379), (13, 16922196), (18, 12221586), (26, 8461098), (27, 8147724), (29, 7585812), (36, 6110793), (39, 5640732), (52, 4230549), (54, 4073862), (58, 3792906), (78, 2820366), (81, 2715908), (87, 2528604), (108, 2036931), (116, 1896453), (117, 1880244), (156, 1410183), (162, 1357954), (174, 1264302), (234, 940122), (261, 842868), (324, 678977), (348, 632151), (351, 626748), (377, 583524), (468, 470061), (522, 421434), (702, 313374), (754, 291762), (783, 280956), (1044, 210717), (1053, 208916), (1131, 194508), (1404, 156687), (1508, 145881), (1566, 140478), (1801, 122148), (2106, 104458), (2262, 97254), (2349, 93652), (3132, 70239), (3393, 64836), (3602, 61074), (4212, 52229), (4524, 48627), (4698, 46826), (5403, 40716), (6786, 32418), (7204, 30537), (9396, 23413), (10179, 21612), (10806, 20358), (13572, 16209)]