128476160

素因数分解:

$2^{10}\times 5^1\times {\mathrm{23}}^1\times {\mathrm{1091}}^1$

素因数の和:1139

約数の個数: 88

約数和(自身を含む): 321886656

約数和(自身を除く): 193410496

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 32, 40, 46, 64, 80, 92, 115, 128, 160, 184, 230, 256, 320, 368, 460, 512, 640, 736, 920, 1024, 1091, 1280, 1472, 1840, 2182, 2560, 2944, 3680, 4364, 5120, 5455, 5888, 7360, 8728, 10910, 11776, 14720, 17456, 21820, 23552, 25093, 29440, 34912, 43640, 50186, 58880, 69824, 87280, 100372, 117760, 125465, 139648, 174560, 200744, 250930, 279296, 349120, 401488, 501860, 558592, 698240, 802976, 1003720, 1117184, 1396480, 1605952, 2007440, 2792960, 3211904, 4014880, 5585920, 6423808, 8029760, 12847616, 16059520, 25695232, 32119040, 64238080, 128476160]

約数ペア:

[(1, 128476160), (2, 64238080), (4, 32119040), (5, 25695232), (8, 16059520), (10, 12847616), (16, 8029760), (20, 6423808), (23, 5585920), (32, 4014880), (40, 3211904), (46, 2792960), (64, 2007440), (80, 1605952), (92, 1396480), (115, 1117184), (128, 1003720), (160, 802976), (184, 698240), (230, 558592), (256, 501860), (320, 401488), (368, 349120), (460, 279296), (512, 250930), (640, 200744), (736, 174560), (920, 139648), (1024, 125465), (1091, 117760), (1280, 100372), (1472, 87280), (1840, 69824), (2182, 58880), (2560, 50186), (2944, 43640), (3680, 34912), (4364, 29440), (5120, 25093), (5455, 23552), (5888, 21820), (7360, 17456), (8728, 14720), (10910, 11776)]