78104320

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{379}}^1$

素因数の和:430

約数の個数: 144

約数和(自身を含む): 223695360

約数和(自身を除く): 145591040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 28, 32, 35, 40, 46, 56, 64, 70, 80, 92, 112, 115, 128, 140, 160, 161, 184, 224, 230, 256, 280, 320, 322, 368, 379, 448, 460, 560, 640, 644, 736, 758, 805, 896, 920, 1120, 1280, 1288, 1472, 1516, 1610, 1792, 1840, 1895, 2240, 2576, 2653, 2944, 3032, 3220, 3680, 3790, 4480, 5152, 5306, 5888, 6064, 6440, 7360, 7580, 8717, 8960, 10304, 10612, 12128, 12880, 13265, 14720, 15160, 17434, 20608, 21224, 24256, 25760, 26530, 29440, 30320, 34868, 41216, 42448, 43585, 48512, 51520, 53060, 60640, 61019, 69736, 84896, 87170, 97024, 103040, 106120, 121280, 122038, 139472, 169792, 174340, 206080, 212240, 242560, 244076, 278944, 305095, 339584, 348680, 424480, 485120, 488152, 557888, 610190, 679168, 697360, 848960, 976304, 1115776, 1220380, 1394720, 1697920, 1952608, 2231552, 2440760, 2789440, 3395840, 3905216, 4881520, 5578880, 7810432, 9763040, 11157760, 15620864, 19526080, 39052160, 78104320]

約数ペア:

[(1, 78104320), (2, 39052160), (4, 19526080), (5, 15620864), (7, 11157760), (8, 9763040), (10, 7810432), (14, 5578880), (16, 4881520), (20, 3905216), (23, 3395840), (28, 2789440), (32, 2440760), (35, 2231552), (40, 1952608), (46, 1697920), (56, 1394720), (64, 1220380), (70, 1115776), (80, 976304), (92, 848960), (112, 697360), (115, 679168), (128, 610190), (140, 557888), (160, 488152), (161, 485120), (184, 424480), (224, 348680), (230, 339584), (256, 305095), (280, 278944), (320, 244076), (322, 242560), (368, 212240), (379, 206080), (448, 174340), (460, 169792), (560, 139472), (640, 122038), (644, 121280), (736, 106120), (758, 103040), (805, 97024), (896, 87170), (920, 84896), (1120, 69736), (1280, 61019), (1288, 60640), (1472, 53060), (1516, 51520), (1610, 48512), (1792, 43585), (1840, 42448), (1895, 41216), (2240, 34868), (2576, 30320), (2653, 29440), (2944, 26530), (3032, 25760), (3220, 24256), (3680, 21224), (3790, 20608), (4480, 17434), (5152, 15160), (5306, 14720), (5888, 13265), (6064, 12880), (6440, 12128), (7360, 10612), (7580, 10304), (8717, 8960)]