40260480

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1613}}^1$

素因数の和:1648

約数の個数: 128

約数和(自身を含む): 138287520

約数和(自身を除く): 98027040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 32, 39, 40, 48, 52, 60, 64, 65, 78, 80, 96, 104, 120, 128, 130, 156, 160, 192, 195, 208, 240, 260, 312, 320, 384, 390, 416, 480, 520, 624, 640, 780, 832, 960, 1040, 1248, 1560, 1613, 1664, 1920, 2080, 2496, 3120, 3226, 4160, 4839, 4992, 6240, 6452, 8065, 8320, 9678, 12480, 12904, 16130, 19356, 20969, 24195, 24960, 25808, 32260, 38712, 41938, 48390, 51616, 62907, 64520, 77424, 83876, 96780, 103232, 104845, 125814, 129040, 154848, 167752, 193560, 206464, 209690, 251628, 258080, 309696, 314535, 335504, 387120, 419380, 503256, 516160, 619392, 629070, 671008, 774240, 838760, 1006512, 1032320, 1258140, 1342016, 1548480, 1677520, 2013024, 2516280, 2684032, 3096960, 3355040, 4026048, 5032560, 6710080, 8052096, 10065120, 13420160, 20130240, 40260480]

約数ペア:

[(1, 40260480), (2, 20130240), (3, 13420160), (4, 10065120), (5, 8052096), (6, 6710080), (8, 5032560), (10, 4026048), (12, 3355040), (13, 3096960), (15, 2684032), (16, 2516280), (20, 2013024), (24, 1677520), (26, 1548480), (30, 1342016), (32, 1258140), (39, 1032320), (40, 1006512), (48, 838760), (52, 774240), (60, 671008), (64, 629070), (65, 619392), (78, 516160), (80, 503256), (96, 419380), (104, 387120), (120, 335504), (128, 314535), (130, 309696), (156, 258080), (160, 251628), (192, 209690), (195, 206464), (208, 193560), (240, 167752), (260, 154848), (312, 129040), (320, 125814), (384, 104845), (390, 103232), (416, 96780), (480, 83876), (520, 77424), (624, 64520), (640, 62907), (780, 51616), (832, 48390), (960, 41938), (1040, 38712), (1248, 32260), (1560, 25808), (1613, 24960), (1664, 24195), (1920, 20969), (2080, 19356), (2496, 16130), (3120, 12904), (3226, 12480), (4160, 9678), (4839, 8320), (4992, 8065), (6240, 6452)]