209964800

素因数分解:

$2^8\times 5^2\times {\mathrm{53}}^1\times {\mathrm{619}}^1$

素因数の和:698

約数の個数: 108

約数和(自身を含む): 530356680

約数和(自身を除く): 320391880

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 53, 64, 80, 100, 106, 128, 160, 200, 212, 256, 265, 320, 400, 424, 530, 619, 640, 800, 848, 1060, 1238, 1280, 1325, 1600, 1696, 2120, 2476, 2650, 3095, 3200, 3392, 4240, 4952, 5300, 6190, 6400, 6784, 8480, 9904, 10600, 12380, 13568, 15475, 16960, 19808, 21200, 24760, 30950, 32807, 33920, 39616, 42400, 49520, 61900, 65614, 67840, 79232, 84800, 99040, 123800, 131228, 158464, 164035, 169600, 198080, 247600, 262456, 328070, 339200, 396160, 495200, 524912, 656140, 792320, 820175, 990400, 1049824, 1312280, 1640350, 1980800, 2099648, 2624560, 3280700, 3961600, 4199296, 5249120, 6561400, 8398592, 10498240, 13122800, 20996480, 26245600, 41992960, 52491200, 104982400, 209964800]

約数ペア:

[(1, 209964800), (2, 104982400), (4, 52491200), (5, 41992960), (8, 26245600), (10, 20996480), (16, 13122800), (20, 10498240), (25, 8398592), (32, 6561400), (40, 5249120), (50, 4199296), (53, 3961600), (64, 3280700), (80, 2624560), (100, 2099648), (106, 1980800), (128, 1640350), (160, 1312280), (200, 1049824), (212, 990400), (256, 820175), (265, 792320), (320, 656140), (400, 524912), (424, 495200), (530, 396160), (619, 339200), (640, 328070), (800, 262456), (848, 247600), (1060, 198080), (1238, 169600), (1280, 164035), (1325, 158464), (1600, 131228), (1696, 123800), (2120, 99040), (2476, 84800), (2650, 79232), (3095, 67840), (3200, 65614), (3392, 61900), (4240, 49520), (4952, 42400), (5300, 39616), (6190, 33920), (6400, 32807), (6784, 30950), (8480, 24760), (9904, 21200), (10600, 19808), (12380, 16960), (13568, 15475)]