211551472

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{1543}}^1$

素因数の和:1622

約数の個数: 80

約数和(自身を含む): 482469120

約数和(自身を除く): 270917648

約数列:

[1, 2, 4, 8, 11, 16, 19, 22, 38, 41, 44, 76, 82, 88, 152, 164, 176, 209, 304, 328, 418, 451, 656, 779, 836, 902, 1543, 1558, 1672, 1804, 3086, 3116, 3344, 3608, 6172, 6232, 7216, 8569, 12344, 12464, 16973, 17138, 24688, 29317, 33946, 34276, 58634, 63263, 67892, 68552, 117268, 126526, 135784, 137104, 234536, 253052, 271568, 322487, 469072, 506104, 644974, 695893, 1012208, 1201997, 1289948, 1391786, 2403994, 2579896, 2783572, 4807988, 5159792, 5567144, 9615976, 11134288, 13221967, 19231952, 26443934, 52887868, 105775736, 211551472]

約数ペア:

[(1, 211551472), (2, 105775736), (4, 52887868), (8, 26443934), (11, 19231952), (16, 13221967), (19, 11134288), (22, 9615976), (38, 5567144), (41, 5159792), (44, 4807988), (76, 2783572), (82, 2579896), (88, 2403994), (152, 1391786), (164, 1289948), (176, 1201997), (209, 1012208), (304, 695893), (328, 644974), (418, 506104), (451, 469072), (656, 322487), (779, 271568), (836, 253052), (902, 234536), (1543, 137104), (1558, 135784), (1672, 126526), (1804, 117268), (3086, 68552), (3116, 67892), (3344, 63263), (3608, 58634), (6172, 34276), (6232, 33946), (7216, 29317), (8569, 24688), (12344, 17138), (12464, 16973)]