258238890

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31531}}^1$

素因数の和:31564

約数の個数: 96

約数和(自身を含む): 826390656

約数和(自身を除く): 568151766

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 13, 14, 15, 18, 21, 26, 30, 35, 39, 42, 45, 63, 65, 70, 78, 90, 91, 105, 117, 126, 130, 182, 195, 210, 234, 273, 315, 390, 455, 546, 585, 630, 819, 910, 1170, 1365, 1638, 2730, 4095, 8190, 31531, 63062, 94593, 157655, 189186, 220717, 283779, 315310, 409903, 441434, 472965, 567558, 662151, 819806, 945930, 1103585, 1229709, 1324302, 1418895, 1986453, 2049515, 2207170, 2459418, 2837790, 2869321, 3310755, 3689127, 3972906, 4099030, 5738642, 6148545, 6621510, 7378254, 8607963, 9932265, 12297090, 14346605, 17215926, 18445635, 19864530, 25823889, 28693210, 36891270, 43039815, 51647778, 86079630, 129119445, 258238890]

約数ペア:

[(1, 258238890), (2, 129119445), (3, 86079630), (5, 51647778), (6, 43039815), (7, 36891270), (9, 28693210), (10, 25823889), (13, 19864530), (14, 18445635), (15, 17215926), (18, 14346605), (21, 12297090), (26, 9932265), (30, 8607963), (35, 7378254), (39, 6621510), (42, 6148545), (45, 5738642), (63, 4099030), (65, 3972906), (70, 3689127), (78, 3310755), (90, 2869321), (91, 2837790), (105, 2459418), (117, 2207170), (126, 2049515), (130, 1986453), (182, 1418895), (195, 1324302), (210, 1229709), (234, 1103585), (273, 945930), (315, 819806), (390, 662151), (455, 567558), (546, 472965), (585, 441434), (630, 409903), (819, 315310), (910, 283779), (1170, 220717), (1365, 189186), (1638, 157655), (2730, 94593), (4095, 63062), (8190, 31531)]