139490172

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{4339}}^1$

素因数の和:4415

約数の個数: 72

約数和(自身を含む): 379142400

約数和(自身を除く): 239652228

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 38, 47, 57, 76, 94, 114, 141, 171, 188, 228, 282, 342, 423, 564, 684, 846, 893, 1692, 1786, 2679, 3572, 4339, 5358, 8037, 8678, 10716, 13017, 16074, 17356, 26034, 32148, 39051, 52068, 78102, 82441, 156204, 164882, 203933, 247323, 329764, 407866, 494646, 611799, 741969, 815732, 989292, 1223598, 1483938, 1835397, 2447196, 2967876, 3670794, 3874727, 7341588, 7749454, 11624181, 15498908, 23248362, 34872543, 46496724, 69745086, 139490172]

約数ペア:

[(1, 139490172), (2, 69745086), (3, 46496724), (4, 34872543), (6, 23248362), (9, 15498908), (12, 11624181), (18, 7749454), (19, 7341588), (36, 3874727), (38, 3670794), (47, 2967876), (57, 2447196), (76, 1835397), (94, 1483938), (114, 1223598), (141, 989292), (171, 815732), (188, 741969), (228, 611799), (282, 494646), (342, 407866), (423, 329764), (564, 247323), (684, 203933), (846, 164882), (893, 156204), (1692, 82441), (1786, 78102), (2679, 52068), (3572, 39051), (4339, 32148), (5358, 26034), (8037, 17356), (8678, 16074), (10716, 13017)]