292718720

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{223}}^1\times {\mathrm{293}}^1$

素因数の和:542

約数の個数: 128

約数和(自身を含む): 806077440

約数和(自身を除く): 513358720

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 128, 140, 160, 223, 224, 280, 293, 320, 446, 448, 560, 586, 640, 892, 896, 1115, 1120, 1172, 1465, 1561, 1784, 2051, 2230, 2240, 2344, 2930, 3122, 3568, 4102, 4460, 4480, 4688, 5860, 6244, 7136, 7805, 8204, 8920, 9376, 10255, 11720, 12488, 14272, 15610, 16408, 17840, 18752, 20510, 23440, 24976, 28544, 31220, 32816, 35680, 37504, 41020, 46880, 49952, 62440, 65339, 65632, 71360, 82040, 93760, 99904, 124880, 130678, 131264, 142720, 164080, 187520, 199808, 249760, 261356, 262528, 326695, 328160, 457373, 499520, 522712, 653390, 656320, 914746, 999040, 1045424, 1306780, 1312640, 1829492, 2090848, 2286865, 2613560, 3658984, 4181696, 4573730, 5227120, 7317968, 8363392, 9147460, 10454240, 14635936, 18294920, 20908480, 29271872, 36589840, 41816960, 58543744, 73179680, 146359360, 292718720]

約数ペア:

[(1, 292718720), (2, 146359360), (4, 73179680), (5, 58543744), (7, 41816960), (8, 36589840), (10, 29271872), (14, 20908480), (16, 18294920), (20, 14635936), (28, 10454240), (32, 9147460), (35, 8363392), (40, 7317968), (56, 5227120), (64, 4573730), (70, 4181696), (80, 3658984), (112, 2613560), (128, 2286865), (140, 2090848), (160, 1829492), (223, 1312640), (224, 1306780), (280, 1045424), (293, 999040), (320, 914746), (446, 656320), (448, 653390), (560, 522712), (586, 499520), (640, 457373), (892, 328160), (896, 326695), (1115, 262528), (1120, 261356), (1172, 249760), (1465, 199808), (1561, 187520), (1784, 164080), (2051, 142720), (2230, 131264), (2240, 130678), (2344, 124880), (2930, 99904), (3122, 93760), (3568, 82040), (4102, 71360), (4460, 65632), (4480, 65339), (4688, 62440), (5860, 49952), (6244, 46880), (7136, 41020), (7805, 37504), (8204, 35680), (8920, 32816), (9376, 31220), (10255, 28544), (11720, 24976), (12488, 23440), (14272, 20510), (15610, 18752), (16408, 17840)]