201669900

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{647}}^1\times {\mathrm{1039}}^1$

素因数の和:1703

約数の個数: 72

約数和(自身を含む): 584962560

約数和(自身を除く): 383292660

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 50, 60, 75, 100, 150, 300, 647, 1039, 1294, 1941, 2078, 2588, 3117, 3235, 3882, 4156, 5195, 6234, 6470, 7764, 9705, 10390, 12468, 12940, 15585, 16175, 19410, 20780, 25975, 31170, 32350, 38820, 48525, 51950, 62340, 64700, 77925, 97050, 103900, 155850, 194100, 311700, 672233, 1344466, 2016699, 2688932, 3361165, 4033398, 6722330, 8066796, 10083495, 13444660, 16805825, 20166990, 33611650, 40333980, 50417475, 67223300, 100834950, 201669900]

約数ペア:

[(1, 201669900), (2, 100834950), (3, 67223300), (4, 50417475), (5, 40333980), (6, 33611650), (10, 20166990), (12, 16805825), (15, 13444660), (20, 10083495), (25, 8066796), (30, 6722330), (50, 4033398), (60, 3361165), (75, 2688932), (100, 2016699), (150, 1344466), (300, 672233), (647, 311700), (1039, 194100), (1294, 155850), (1941, 103900), (2078, 97050), (2588, 77925), (3117, 64700), (3235, 62340), (3882, 51950), (4156, 48525), (5195, 38820), (6234, 32350), (6470, 31170), (7764, 25975), (9705, 20780), (10390, 19410), (12468, 16175), (12940, 15585)]