61440756

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{1091}}^1$

素因数の和:1149

約数の個数: 72

約数和(自身を含む): 163092384

約数和(自身を除く): 101651628

約数列:

[1, 2, 3, 4, 6, 12, 13, 19, 26, 38, 39, 52, 57, 76, 78, 114, 156, 228, 247, 361, 494, 722, 741, 988, 1083, 1091, 1444, 1482, 2166, 2182, 2964, 3273, 4332, 4364, 4693, 6546, 9386, 13092, 14079, 14183, 18772, 20729, 28158, 28366, 41458, 42549, 56316, 56732, 62187, 82916, 85098, 124374, 170196, 248748, 269477, 393851, 538954, 787702, 808431, 1077908, 1181553, 1575404, 1616862, 2363106, 3233724, 4726212, 5120063, 10240126, 15360189, 20480252, 30720378, 61440756]

約数ペア:

[(1, 61440756), (2, 30720378), (3, 20480252), (4, 15360189), (6, 10240126), (12, 5120063), (13, 4726212), (19, 3233724), (26, 2363106), (38, 1616862), (39, 1575404), (52, 1181553), (57, 1077908), (76, 808431), (78, 787702), (114, 538954), (156, 393851), (228, 269477), (247, 248748), (361, 170196), (494, 124374), (722, 85098), (741, 82916), (988, 62187), (1083, 56732), (1091, 56316), (1444, 42549), (1482, 41458), (2166, 28366), (2182, 28158), (2964, 20729), (3273, 18772), (4332, 14183), (4364, 14079), (4693, 13092), (6546, 9386)]