168661328

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{1627}}^1$

素因数の和:1696

約数の個数: 80

約数和(自身を含む): 387594240

約数和(自身を除く): 218932912

約数列:

[1, 2, 4, 8, 11, 16, 19, 22, 31, 38, 44, 62, 76, 88, 124, 152, 176, 209, 248, 304, 341, 418, 496, 589, 682, 836, 1178, 1364, 1627, 1672, 2356, 2728, 3254, 3344, 4712, 5456, 6479, 6508, 9424, 12958, 13016, 17897, 25916, 26032, 30913, 35794, 50437, 51832, 61826, 71588, 100874, 103664, 123652, 143176, 201748, 247304, 286352, 340043, 403496, 494608, 554807, 680086, 806992, 958303, 1109614, 1360172, 1916606, 2219228, 2720344, 3833212, 4438456, 5440688, 7666424, 8876912, 10541333, 15332848, 21082666, 42165332, 84330664, 168661328]

約数ペア:

[(1, 168661328), (2, 84330664), (4, 42165332), (8, 21082666), (11, 15332848), (16, 10541333), (19, 8876912), (22, 7666424), (31, 5440688), (38, 4438456), (44, 3833212), (62, 2720344), (76, 2219228), (88, 1916606), (124, 1360172), (152, 1109614), (176, 958303), (209, 806992), (248, 680086), (304, 554807), (341, 494608), (418, 403496), (496, 340043), (589, 286352), (682, 247304), (836, 201748), (1178, 143176), (1364, 123652), (1627, 103664), (1672, 100874), (2356, 71588), (2728, 61826), (3254, 51832), (3344, 50437), (4712, 35794), (5456, 30913), (6479, 26032), (6508, 25916), (9424, 17897), (12958, 13016)]