222883640

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{179}}^1\times {\mathrm{4447}}^1$

素因数の和:4644

約数の個数: 64

約数和(自身を含む): 576460800

約数和(自身を除く): 353577160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 179, 280, 358, 716, 895, 1253, 1432, 1790, 2506, 3580, 4447, 5012, 6265, 7160, 8894, 10024, 12530, 17788, 22235, 25060, 31129, 35576, 44470, 50120, 62258, 88940, 124516, 155645, 177880, 249032, 311290, 622580, 796013, 1245160, 1592026, 3184052, 3980065, 5572091, 6368104, 7960130, 11144182, 15920260, 22288364, 27860455, 31840520, 44576728, 55720910, 111441820, 222883640]

約数ペア:

[(1, 222883640), (2, 111441820), (4, 55720910), (5, 44576728), (7, 31840520), (8, 27860455), (10, 22288364), (14, 15920260), (20, 11144182), (28, 7960130), (35, 6368104), (40, 5572091), (56, 3980065), (70, 3184052), (140, 1592026), (179, 1245160), (280, 796013), (358, 622580), (716, 311290), (895, 249032), (1253, 177880), (1432, 155645), (1790, 124516), (2506, 88940), (3580, 62258), (4447, 50120), (5012, 44470), (6265, 35576), (7160, 31129), (8894, 25060), (10024, 22235), (12530, 17788)]