16646542640

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{326659}}^1$

素因数の和:326699

約数の個数: 120

約数和(自身を含む): 48485490480

約数和(自身を除く): 31838947840

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 35, 40, 49, 52, 56, 65, 70, 80, 91, 98, 104, 112, 130, 140, 182, 196, 208, 245, 260, 280, 364, 392, 455, 490, 520, 560, 637, 728, 784, 910, 980, 1040, 1274, 1456, 1820, 1960, 2548, 3185, 3640, 3920, 5096, 6370, 7280, 10192, 12740, 25480, 50960, 326659, 653318, 1306636, 1633295, 2286613, 2613272, 3266590, 4246567, 4573226, 5226544, 6533180, 8493134, 9146452, 11433065, 13066360, 16006291, 16986268, 18292904, 21232835, 22866130, 26132720, 29725969, 32012582, 33972536, 36585808, 42465670, 45732260, 59451938, 64025164, 67945072, 80031455, 84931340, 91464520, 118903876, 128050328, 148629845, 160062910, 169862680, 182929040, 208081783, 237807752, 256100656, 297259690, 320125820, 339725360, 416163566, 475615504, 594519380, 640251640, 832327132, 1040408915, 1189038760, 1280503280, 1664654264, 2080817830, 2378077520, 3329308528, 4161635660, 8323271320, 16646542640]

約数ペア:

[(1, 16646542640), (2, 8323271320), (4, 4161635660), (5, 3329308528), (7, 2378077520), (8, 2080817830), (10, 1664654264), (13, 1280503280), (14, 1189038760), (16, 1040408915), (20, 832327132), (26, 640251640), (28, 594519380), (35, 475615504), (40, 416163566), (49, 339725360), (52, 320125820), (56, 297259690), (65, 256100656), (70, 237807752), (80, 208081783), (91, 182929040), (98, 169862680), (104, 160062910), (112, 148629845), (130, 128050328), (140, 118903876), (182, 91464520), (196, 84931340), (208, 80031455), (245, 67945072), (260, 64025164), (280, 59451938), (364, 45732260), (392, 42465670), (455, 36585808), (490, 33972536), (520, 32012582), (560, 29725969), (637, 26132720), (728, 22866130), (784, 21232835), (910, 18292904), (980, 16986268), (1040, 16006291), (1274, 13066360), (1456, 11433065), (1820, 9146452), (1960, 8493134), (2548, 6533180), (3185, 5226544), (3640, 4573226), (3920, 4246567), (5096, 3266590), (6370, 2613272), (7280, 2286613), (10192, 1633295), (12740, 1306636), (25480, 653318), (50960, 326659)]