156747720438

素因数分解:

$2^1\times 3^2\times {\mathrm{89}}^1\times {\mathrm{139}}^1\times {\mathrm{839}}^2$

素因数の和:1914

約数の個数: 72

約数和(自身を含む): 346319555400

約数和(自身を除く): 189571834962

約数列:

[1, 2, 3, 6, 9, 18, 89, 139, 178, 267, 278, 417, 534, 801, 834, 839, 1251, 1602, 1678, 2502, 2517, 5034, 7551, 12371, 15102, 24742, 37113, 74226, 74671, 111339, 116621, 149342, 222678, 224013, 233242, 349863, 448026, 672039, 699726, 703921, 1049589, 1344078, 1407842, 2099178, 2111763, 4223526, 6335289, 10379269, 12670578, 20758538, 31137807, 62275614, 62648969, 93413421, 97845019, 125297938, 186826842, 187946907, 195690038, 293535057, 375893814, 563840721, 587070114, 880605171, 1127681442, 1761210342, 8708206691, 17416413382, 26124620073, 52249240146, 78373860219, 156747720438]

約数ペア:

[(1, 156747720438), (2, 78373860219), (3, 52249240146), (6, 26124620073), (9, 17416413382), (18, 8708206691), (89, 1761210342), (139, 1127681442), (178, 880605171), (267, 587070114), (278, 563840721), (417, 375893814), (534, 293535057), (801, 195690038), (834, 187946907), (839, 186826842), (1251, 125297938), (1602, 97845019), (1678, 93413421), (2502, 62648969), (2517, 62275614), (5034, 31137807), (7551, 20758538), (12371, 12670578), (15102, 10379269), (24742, 6335289), (37113, 4223526), (74226, 2111763), (74671, 2099178), (111339, 1407842), (116621, 1344078), (149342, 1049589), (222678, 703921), (224013, 699726), (233242, 672039), (349863, 448026)]