181820208

素因数分解:

$2^4\times 3^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{1721}}^1$

素因数の和:1834

約数の個数: 80

約数和(自身を含む): 491968512

約数和(自身を除く): 310148304

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 31, 48, 62, 71, 93, 124, 142, 186, 213, 248, 284, 372, 426, 496, 568, 744, 852, 1136, 1488, 1704, 1721, 2201, 3408, 3442, 4402, 5163, 6603, 6884, 8804, 10326, 13206, 13768, 17608, 20652, 26412, 27536, 35216, 41304, 52824, 53351, 82608, 105648, 106702, 122191, 160053, 213404, 244382, 320106, 366573, 426808, 488764, 640212, 733146, 853616, 977528, 1280424, 1466292, 1955056, 2560848, 2932584, 3787921, 5865168, 7575842, 11363763, 15151684, 22727526, 30303368, 45455052, 60606736, 90910104, 181820208]

約数ペア:

[(1, 181820208), (2, 90910104), (3, 60606736), (4, 45455052), (6, 30303368), (8, 22727526), (12, 15151684), (16, 11363763), (24, 7575842), (31, 5865168), (48, 3787921), (62, 2932584), (71, 2560848), (93, 1955056), (124, 1466292), (142, 1280424), (186, 977528), (213, 853616), (248, 733146), (284, 640212), (372, 488764), (426, 426808), (496, 366573), (568, 320106), (744, 244382), (852, 213404), (1136, 160053), (1488, 122191), (1704, 106702), (1721, 105648), (2201, 82608), (3408, 53351), (3442, 52824), (4402, 41304), (5163, 35216), (6603, 27536), (6884, 26412), (8804, 20652), (10326, 17608), (13206, 13768)]