79356160

素因数分解:

$2^8\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{251}}^1$

素因数の和:304

約数の個数: 144

約数和(自身を含む): 216336960

約数和(自身を除く): 136980800

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 19, 20, 26, 32, 38, 40, 52, 64, 65, 76, 80, 95, 104, 128, 130, 152, 160, 190, 208, 247, 251, 256, 260, 304, 320, 380, 416, 494, 502, 520, 608, 640, 760, 832, 988, 1004, 1040, 1216, 1235, 1255, 1280, 1520, 1664, 1976, 2008, 2080, 2432, 2470, 2510, 3040, 3263, 3328, 3952, 4016, 4160, 4769, 4864, 4940, 5020, 6080, 6526, 7904, 8032, 8320, 9538, 9880, 10040, 12160, 13052, 15808, 16064, 16315, 16640, 19076, 19760, 20080, 23845, 24320, 26104, 31616, 32128, 32630, 38152, 39520, 40160, 47690, 52208, 61997, 63232, 64256, 65260, 76304, 79040, 80320, 95380, 104416, 123994, 130520, 152608, 158080, 160640, 190760, 208832, 247988, 261040, 305216, 309985, 316160, 321280, 381520, 417664, 495976, 522080, 610432, 619970, 763040, 835328, 991952, 1044160, 1220864, 1239940, 1526080, 1983904, 2088320, 2479880, 3052160, 3967808, 4176640, 4959760, 6104320, 7935616, 9919520, 15871232, 19839040, 39678080, 79356160]

約数ペア:

[(1, 79356160), (2, 39678080), (4, 19839040), (5, 15871232), (8, 9919520), (10, 7935616), (13, 6104320), (16, 4959760), (19, 4176640), (20, 3967808), (26, 3052160), (32, 2479880), (38, 2088320), (40, 1983904), (52, 1526080), (64, 1239940), (65, 1220864), (76, 1044160), (80, 991952), (95, 835328), (104, 763040), (128, 619970), (130, 610432), (152, 522080), (160, 495976), (190, 417664), (208, 381520), (247, 321280), (251, 316160), (256, 309985), (260, 305216), (304, 261040), (320, 247988), (380, 208832), (416, 190760), (494, 160640), (502, 158080), (520, 152608), (608, 130520), (640, 123994), (760, 104416), (832, 95380), (988, 80320), (1004, 79040), (1040, 76304), (1216, 65260), (1235, 64256), (1255, 63232), (1280, 61997), (1520, 52208), (1664, 47690), (1976, 40160), (2008, 39520), (2080, 38152), (2432, 32630), (2470, 32128), (2510, 31616), (3040, 26104), (3263, 24320), (3328, 23845), (3952, 20080), (4016, 19760), (4160, 19076), (4769, 16640), (4864, 16315), (4940, 16064), (5020, 15808), (6080, 13052), (6526, 12160), (7904, 10040), (8032, 9880), (8320, 9538)]