266981176

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^2\times {\mathrm{31}}^2\times {\mathrm{41}}^1$

素因数の和:138

約数の個数: 144

約数和(自身を含む): 665627760

約数和(自身を除く): 398646584

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 28, 31, 41, 44, 56, 62, 77, 82, 88, 121, 124, 154, 164, 217, 242, 248, 287, 308, 328, 341, 434, 451, 484, 574, 616, 682, 847, 868, 902, 961, 968, 1148, 1271, 1364, 1694, 1736, 1804, 1922, 2296, 2387, 2542, 2728, 3157, 3388, 3608, 3751, 3844, 4774, 4961, 5084, 6314, 6727, 6776, 7502, 7688, 8897, 9548, 9922, 10168, 10571, 12628, 13454, 13981, 15004, 17794, 19096, 19844, 21142, 25256, 26257, 26908, 27962, 30008, 34727, 35588, 39401, 39688, 42284, 52514, 53816, 55924, 69454, 71176, 73997, 78802, 84568, 97867, 105028, 111848, 116281, 138908, 147994, 153791, 157604, 195734, 210056, 232562, 275807, 277816, 295988, 307582, 315208, 391468, 433411, 465124, 551614, 591976, 615164, 782936, 813967, 866822, 930248, 1076537, 1103228, 1230328, 1627934, 1733644, 2153074, 2206456, 3033877, 3255868, 3467288, 4306148, 4767521, 6067754, 6511736, 8612296, 9535042, 12135508, 19070084, 24271016, 33372647, 38140168, 66745294, 133490588, 266981176]

約数ペア:

[(1, 266981176), (2, 133490588), (4, 66745294), (7, 38140168), (8, 33372647), (11, 24271016), (14, 19070084), (22, 12135508), (28, 9535042), (31, 8612296), (41, 6511736), (44, 6067754), (56, 4767521), (62, 4306148), (77, 3467288), (82, 3255868), (88, 3033877), (121, 2206456), (124, 2153074), (154, 1733644), (164, 1627934), (217, 1230328), (242, 1103228), (248, 1076537), (287, 930248), (308, 866822), (328, 813967), (341, 782936), (434, 615164), (451, 591976), (484, 551614), (574, 465124), (616, 433411), (682, 391468), (847, 315208), (868, 307582), (902, 295988), (961, 277816), (968, 275807), (1148, 232562), (1271, 210056), (1364, 195734), (1694, 157604), (1736, 153791), (1804, 147994), (1922, 138908), (2296, 116281), (2387, 111848), (2542, 105028), (2728, 97867), (3157, 84568), (3388, 78802), (3608, 73997), (3751, 71176), (3844, 69454), (4774, 55924), (4961, 53816), (5084, 52514), (6314, 42284), (6727, 39688), (6776, 39401), (7502, 35588), (7688, 34727), (8897, 30008), (9548, 27962), (9922, 26908), (10168, 26257), (10571, 25256), (12628, 21142), (13454, 19844), (13981, 19096), (15004, 17794)]