257840388

素因数分解:

$2^2\times 3^3\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{2741}}^1$

素因数の和:2834

約数の個数: 96

約数和(自身を含む): 730907520

約数和(自身を除く): 473067132

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 27, 36, 39, 52, 54, 67, 78, 108, 117, 134, 156, 201, 234, 268, 351, 402, 468, 603, 702, 804, 871, 1206, 1404, 1742, 1809, 2412, 2613, 2741, 3484, 3618, 5226, 5482, 7236, 7839, 8223, 10452, 10964, 15678, 16446, 23517, 24669, 31356, 32892, 35633, 47034, 49338, 71266, 74007, 94068, 98676, 106899, 142532, 148014, 183647, 213798, 296028, 320697, 367294, 427596, 550941, 641394, 734588, 962091, 1101882, 1282788, 1652823, 1924182, 2203764, 2387411, 3305646, 3848364, 4774822, 4958469, 6611292, 7162233, 9549644, 9916938, 14324466, 19833876, 21486699, 28648932, 42973398, 64460097, 85946796, 128920194, 257840388]

約数ペア:

[(1, 257840388), (2, 128920194), (3, 85946796), (4, 64460097), (6, 42973398), (9, 28648932), (12, 21486699), (13, 19833876), (18, 14324466), (26, 9916938), (27, 9549644), (36, 7162233), (39, 6611292), (52, 4958469), (54, 4774822), (67, 3848364), (78, 3305646), (108, 2387411), (117, 2203764), (134, 1924182), (156, 1652823), (201, 1282788), (234, 1101882), (268, 962091), (351, 734588), (402, 641394), (468, 550941), (603, 427596), (702, 367294), (804, 320697), (871, 296028), (1206, 213798), (1404, 183647), (1742, 148014), (1809, 142532), (2412, 106899), (2613, 98676), (2741, 94068), (3484, 74007), (3618, 71266), (5226, 49338), (5482, 47034), (7236, 35633), (7839, 32892), (8223, 31356), (10452, 24669), (10964, 23517), (15678, 16446)]