2912139090

素因数分解:

$2^1\times 3^2\times 5^1\times 7^2\times {\mathrm{660349}}^1$

素因数の和:660376

約数の個数: 72

約数和(自身を含む): 8807748300

約数和(自身を除く): 5895609210

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 49, 63, 70, 90, 98, 105, 126, 147, 210, 245, 294, 315, 441, 490, 630, 735, 882, 1470, 2205, 4410, 660349, 1320698, 1981047, 3301745, 3962094, 4622443, 5943141, 6603490, 9244886, 9905235, 11886282, 13867329, 19810470, 23112215, 27734658, 29715705, 32357101, 41601987, 46224430, 59431410, 64714202, 69336645, 83203974, 97071303, 138673290, 161785505, 194142606, 208009935, 291213909, 323571010, 416019870, 485356515, 582427818, 970713030, 1456069545, 2912139090]

約数ペア:

[(1, 2912139090), (2, 1456069545), (3, 970713030), (5, 582427818), (6, 485356515), (7, 416019870), (9, 323571010), (10, 291213909), (14, 208009935), (15, 194142606), (18, 161785505), (21, 138673290), (30, 97071303), (35, 83203974), (42, 69336645), (45, 64714202), (49, 59431410), (63, 46224430), (70, 41601987), (90, 32357101), (98, 29715705), (105, 27734658), (126, 23112215), (147, 19810470), (210, 13867329), (245, 11886282), (294, 9905235), (315, 9244886), (441, 6603490), (490, 5943141), (630, 4622443), (735, 3962094), (882, 3301745), (1470, 1981047), (2205, 1320698), (4410, 660349)]