278253768

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{2213}}^1$

素因数の和:2279

約数の個数: 96

約数和(自身を含む): 777911040

約数和(自身を除く): 499657272

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 31, 39, 52, 62, 78, 93, 104, 124, 156, 169, 186, 248, 312, 338, 372, 403, 507, 676, 744, 806, 1014, 1209, 1352, 1612, 2028, 2213, 2418, 3224, 4056, 4426, 4836, 5239, 6639, 8852, 9672, 10478, 13278, 15717, 17704, 20956, 26556, 28769, 31434, 41912, 53112, 57538, 62868, 68603, 86307, 115076, 125736, 137206, 172614, 205809, 230152, 274412, 345228, 373997, 411618, 548824, 690456, 747994, 823236, 891839, 1121991, 1495988, 1646472, 1783678, 2243982, 2675517, 2991976, 3567356, 4487964, 5351034, 7134712, 8975928, 10702068, 11593907, 21404136, 23187814, 34781721, 46375628, 69563442, 92751256, 139126884, 278253768]

約数ペア:

[(1, 278253768), (2, 139126884), (3, 92751256), (4, 69563442), (6, 46375628), (8, 34781721), (12, 23187814), (13, 21404136), (24, 11593907), (26, 10702068), (31, 8975928), (39, 7134712), (52, 5351034), (62, 4487964), (78, 3567356), (93, 2991976), (104, 2675517), (124, 2243982), (156, 1783678), (169, 1646472), (186, 1495988), (248, 1121991), (312, 891839), (338, 823236), (372, 747994), (403, 690456), (507, 548824), (676, 411618), (744, 373997), (806, 345228), (1014, 274412), (1209, 230152), (1352, 205809), (1612, 172614), (2028, 137206), (2213, 125736), (2418, 115076), (3224, 86307), (4056, 68603), (4426, 62868), (4836, 57538), (5239, 53112), (6639, 41912), (8852, 31434), (9672, 28769), (10478, 26556), (13278, 20956), (15717, 17704)]