278529773080

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{293}}^1\times {\mathrm{1061}}^1\times {\mathrm{1723}}^1$

素因数の和:3101

約数の個数: 128

約数和(自身を含む): 678234150720

約数和(自身を除く): 399704377640

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 293, 520, 586, 1061, 1172, 1465, 1723, 2122, 2344, 2930, 3446, 3809, 4244, 5305, 5860, 6892, 7618, 8488, 8615, 10610, 11720, 13784, 13793, 15236, 17230, 19045, 21220, 22399, 27586, 30472, 34460, 38090, 42440, 44798, 55172, 68920, 68965, 76180, 89596, 110344, 111995, 137930, 152360, 179192, 223990, 275860, 310873, 447980, 504839, 551720, 621746, 895960, 1009678, 1243492, 1554365, 1828103, 2019356, 2486984, 2524195, 3108730, 3656206, 4038712, 4041349, 5048390, 6217460, 6562907, 7312412, 8082698, 9140515, 10096780, 12434920, 13125814, 14624824, 16165396, 18281030, 20193560, 20206745, 23765339, 26251628, 32330792, 32814535, 36562060, 40413490, 47530678, 52503256, 65629070, 73124120, 80826980, 95061356, 118826695, 131258140, 161653960, 190122712, 237653390, 262516280, 475306780, 535634179, 950613560, 1071268358, 2142536716, 2678170895, 4285073432, 5356341790, 6963244327, 10712683580, 13926488654, 21425367160, 27852977308, 34816221635, 55705954616, 69632443270, 139264886540, 278529773080]

約数ペア:

[(1, 278529773080), (2, 139264886540), (4, 69632443270), (5, 55705954616), (8, 34816221635), (10, 27852977308), (13, 21425367160), (20, 13926488654), (26, 10712683580), (40, 6963244327), (52, 5356341790), (65, 4285073432), (104, 2678170895), (130, 2142536716), (260, 1071268358), (293, 950613560), (520, 535634179), (586, 475306780), (1061, 262516280), (1172, 237653390), (1465, 190122712), (1723, 161653960), (2122, 131258140), (2344, 118826695), (2930, 95061356), (3446, 80826980), (3809, 73124120), (4244, 65629070), (5305, 52503256), (5860, 47530678), (6892, 40413490), (7618, 36562060), (8488, 32814535), (8615, 32330792), (10610, 26251628), (11720, 23765339), (13784, 20206745), (13793, 20193560), (15236, 18281030), (17230, 16165396), (19045, 14624824), (21220, 13125814), (22399, 12434920), (27586, 10096780), (30472, 9140515), (34460, 8082698), (38090, 7312412), (42440, 6562907), (44798, 6217460), (55172, 5048390), (68920, 4041349), (68965, 4038712), (76180, 3656206), (89596, 3108730), (110344, 2524195), (111995, 2486984), (137930, 2019356), (152360, 1828103), (179192, 1554365), (223990, 1243492), (275860, 1009678), (310873, 895960), (447980, 621746), (504839, 551720)]