134078720

素因数分解:

$2^8\times 5^1\times {\mathrm{31}}^2\times {\mathrm{109}}^1$

素因数の和:192

約数の個数: 108

約数和(自身を含む): 334899180

約数和(自身を除く): 200820460

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 109, 124, 128, 155, 160, 218, 248, 256, 310, 320, 436, 496, 545, 620, 640, 872, 961, 992, 1090, 1240, 1280, 1744, 1922, 1984, 2180, 2480, 3379, 3488, 3844, 3968, 4360, 4805, 4960, 6758, 6976, 7688, 7936, 8720, 9610, 9920, 13516, 13952, 15376, 16895, 17440, 19220, 19840, 27032, 27904, 30752, 33790, 34880, 38440, 39680, 54064, 61504, 67580, 69760, 76880, 104749, 108128, 123008, 135160, 139520, 153760, 209498, 216256, 246016, 270320, 307520, 418996, 432512, 523745, 540640, 615040, 837992, 865024, 1047490, 1081280, 1230080, 1675984, 2094980, 2162560, 3351968, 4189960, 4325120, 6703936, 8379920, 13407872, 16759840, 26815744, 33519680, 67039360, 134078720]

約数ペア:

[(1, 134078720), (2, 67039360), (4, 33519680), (5, 26815744), (8, 16759840), (10, 13407872), (16, 8379920), (20, 6703936), (31, 4325120), (32, 4189960), (40, 3351968), (62, 2162560), (64, 2094980), (80, 1675984), (109, 1230080), (124, 1081280), (128, 1047490), (155, 865024), (160, 837992), (218, 615040), (248, 540640), (256, 523745), (310, 432512), (320, 418996), (436, 307520), (496, 270320), (545, 246016), (620, 216256), (640, 209498), (872, 153760), (961, 139520), (992, 135160), (1090, 123008), (1240, 108128), (1280, 104749), (1744, 76880), (1922, 69760), (1984, 67580), (2180, 61504), (2480, 54064), (3379, 39680), (3488, 38440), (3844, 34880), (3968, 33790), (4360, 30752), (4805, 27904), (4960, 27032), (6758, 19840), (6976, 19220), (7688, 17440), (7936, 16895), (8720, 15376), (9610, 13952), (9920, 13516)]