216391490

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{101}}^1\times {\mathrm{127}}^1\times {\mathrm{241}}^1$

素因数の和:483

約数の個数: 64

約数和(自身を含む): 454975488

約数和(自身を除く): 238583998

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 101, 127, 202, 241, 254, 482, 505, 635, 707, 889, 1010, 1205, 1270, 1414, 1687, 1778, 2410, 3374, 3535, 4445, 7070, 8435, 8890, 12827, 16870, 24341, 25654, 30607, 48682, 61214, 64135, 89789, 121705, 128270, 153035, 170387, 179578, 214249, 243410, 306070, 340774, 428498, 448945, 851935, 897890, 1071245, 1703870, 2142490, 3091307, 6182614, 15456535, 21639149, 30913070, 43278298, 108195745, 216391490]

約数ペア:

[(1, 216391490), (2, 108195745), (5, 43278298), (7, 30913070), (10, 21639149), (14, 15456535), (35, 6182614), (70, 3091307), (101, 2142490), (127, 1703870), (202, 1071245), (241, 897890), (254, 851935), (482, 448945), (505, 428498), (635, 340774), (707, 306070), (889, 243410), (1010, 214249), (1205, 179578), (1270, 170387), (1414, 153035), (1687, 128270), (1778, 121705), (2410, 89789), (3374, 64135), (3535, 61214), (4445, 48682), (7070, 30607), (8435, 25654), (8890, 24341), (12827, 16870)]