27217280

素因数分解:

$2^7\times 5^1\times {\mathrm{23}}^1\times {\mathrm{43}}^2$

素因数の和:128

約数の個数: 96

約数和(自身を含む): 69510960

約数和(自身を除く): 42293680

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 32, 40, 43, 46, 64, 80, 86, 92, 115, 128, 160, 172, 184, 215, 230, 320, 344, 368, 430, 460, 640, 688, 736, 860, 920, 989, 1376, 1472, 1720, 1840, 1849, 1978, 2752, 2944, 3440, 3680, 3698, 3956, 4945, 5504, 6880, 7360, 7396, 7912, 9245, 9890, 13760, 14720, 14792, 15824, 18490, 19780, 27520, 29584, 31648, 36980, 39560, 42527, 59168, 63296, 73960, 79120, 85054, 118336, 126592, 147920, 158240, 170108, 212635, 236672, 295840, 316480, 340216, 425270, 591680, 632960, 680432, 850540, 1183360, 1360864, 1701080, 2721728, 3402160, 5443456, 6804320, 13608640, 27217280]

約数ペア:

[(1, 27217280), (2, 13608640), (4, 6804320), (5, 5443456), (8, 3402160), (10, 2721728), (16, 1701080), (20, 1360864), (23, 1183360), (32, 850540), (40, 680432), (43, 632960), (46, 591680), (64, 425270), (80, 340216), (86, 316480), (92, 295840), (115, 236672), (128, 212635), (160, 170108), (172, 158240), (184, 147920), (215, 126592), (230, 118336), (320, 85054), (344, 79120), (368, 73960), (430, 63296), (460, 59168), (640, 42527), (688, 39560), (736, 36980), (860, 31648), (920, 29584), (989, 27520), (1376, 19780), (1472, 18490), (1720, 15824), (1840, 14792), (1849, 14720), (1978, 13760), (2752, 9890), (2944, 9245), (3440, 7912), (3680, 7396), (3698, 7360), (3956, 6880), (4945, 5504)]