64190520

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{178307}}^1$

素因数の和:178324

約数の個数: 48

約数和(自身を含む): 208620360

約数和(自身を除く): 144429840

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 178307, 356614, 534921, 713228, 891535, 1069842, 1426456, 1604763, 1783070, 2139684, 2674605, 3209526, 3566140, 4279368, 5349210, 6419052, 7132280, 8023815, 10698420, 12838104, 16047630, 21396840, 32095260, 64190520]

約数ペア:

[(1, 64190520), (2, 32095260), (3, 21396840), (4, 16047630), (5, 12838104), (6, 10698420), (8, 8023815), (9, 7132280), (10, 6419052), (12, 5349210), (15, 4279368), (18, 3566140), (20, 3209526), (24, 2674605), (30, 2139684), (36, 1783070), (40, 1604763), (45, 1426456), (60, 1069842), (72, 891535), (90, 713228), (120, 534921), (180, 356614), (360, 178307)]