139918940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{109}}^1\times {\mathrm{173}}^1$

素因数の和:351

約数の個数: 96

約数和(自身を含む): 347276160

約数和(自身を除く): 207357220

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 53, 70, 106, 109, 140, 173, 212, 218, 265, 346, 371, 436, 530, 545, 692, 742, 763, 865, 1060, 1090, 1211, 1484, 1526, 1730, 1855, 2180, 2422, 3052, 3460, 3710, 3815, 4844, 5777, 6055, 7420, 7630, 9169, 11554, 12110, 15260, 18338, 18857, 23108, 24220, 28885, 36676, 37714, 40439, 45845, 57770, 64183, 75428, 80878, 91690, 94285, 115540, 128366, 131999, 161756, 183380, 188570, 202195, 256732, 263998, 320915, 377140, 404390, 527996, 641830, 659995, 808780, 999421, 1283660, 1319990, 1998842, 2639980, 3997684, 4997105, 6995947, 9994210, 13991894, 19988420, 27983788, 34979735, 69959470, 139918940]

約数ペア:

[(1, 139918940), (2, 69959470), (4, 34979735), (5, 27983788), (7, 19988420), (10, 13991894), (14, 9994210), (20, 6995947), (28, 4997105), (35, 3997684), (53, 2639980), (70, 1998842), (106, 1319990), (109, 1283660), (140, 999421), (173, 808780), (212, 659995), (218, 641830), (265, 527996), (346, 404390), (371, 377140), (436, 320915), (530, 263998), (545, 256732), (692, 202195), (742, 188570), (763, 183380), (865, 161756), (1060, 131999), (1090, 128366), (1211, 115540), (1484, 94285), (1526, 91690), (1730, 80878), (1855, 75428), (2180, 64183), (2422, 57770), (3052, 45845), (3460, 40439), (3710, 37714), (3815, 36676), (4844, 28885), (5777, 24220), (6055, 23108), (7420, 18857), (7630, 18338), (9169, 15260), (11554, 12110)]