778860160

素因数分解:

$2^7\times 5^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{379}}^1$

素因数の和:443

約数の個数: 192

約数和(自身を含む): 2127924000

約数和(自身を除く): 1349063840

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, 169, 190, 208, 247, 260, 304, 320, 338, 379, 380, 416, 494, 520, 608, 640, 676, 758, 760, 832, 845, 988, 1040, 1216, 1235, 1352, 1516, 1520, 1664, 1690, 1895, 1976, 2080, 2432, 2470, 2704, 3032, 3040, 3211, 3380, 3790, 3952, 4160, 4927, 4940, 5408, 6064, 6080, 6422, 6760, 7201, 7580, 7904, 8320, 9854, 9880, 10816, 12128, 12160, 12844, 13520, 14402, 15160, 15808, 16055, 19708, 19760, 21632, 24256, 24635, 25688, 27040, 28804, 30320, 31616, 32110, 36005, 39416, 39520, 48512, 49270, 51376, 54080, 57608, 60640, 64051, 64220, 72010, 78832, 79040, 93613, 98540, 102752, 108160, 115216, 121280, 128102, 128440, 144020, 157664, 158080, 187226, 197080, 205504, 230432, 242560, 256204, 256880, 288040, 315328, 320255, 374452, 394160, 411008, 460864, 468065, 512408, 513760, 576080, 630656, 640510, 748904, 788320, 921728, 936130, 1024816, 1027520, 1152160, 1216969, 1281020, 1497808, 1576640, 1872260, 2049632, 2055040, 2304320, 2433938, 2562040, 2995616, 3153280, 3744520, 4099264, 4608640, 4867876, 5124080, 5991232, 6084845, 7489040, 8198528, 9735752, 10248160, 11982464, 12169690, 14978080, 19471504, 20496320, 24339380, 29956160, 38943008, 40992640, 48678760, 59912320, 77886016, 97357520, 155772032, 194715040, 389430080, 778860160]

約数ペア:

[(1, 778860160), (2, 389430080), (4, 194715040), (5, 155772032), (8, 97357520), (10, 77886016), (13, 59912320), (16, 48678760), (19, 40992640), (20, 38943008), (26, 29956160), (32, 24339380), (38, 20496320), (40, 19471504), (52, 14978080), (64, 12169690), (65, 11982464), (76, 10248160), (80, 9735752), (95, 8198528), (104, 7489040), (128, 6084845), (130, 5991232), (152, 5124080), (160, 4867876), (169, 4608640), (190, 4099264), (208, 3744520), (247, 3153280), (260, 2995616), (304, 2562040), (320, 2433938), (338, 2304320), (379, 2055040), (380, 2049632), (416, 1872260), (494, 1576640), (520, 1497808), (608, 1281020), (640, 1216969), (676, 1152160), (758, 1027520), (760, 1024816), (832, 936130), (845, 921728), (988, 788320), (1040, 748904), (1216, 640510), (1235, 630656), (1352, 576080), (1516, 513760), (1520, 512408), (1664, 468065), (1690, 460864), (1895, 411008), (1976, 394160), (2080, 374452), (2432, 320255), (2470, 315328), (2704, 288040), (3032, 256880), (3040, 256204), (3211, 242560), (3380, 230432), (3790, 205504), (3952, 197080), (4160, 187226), (4927, 158080), (4940, 157664), (5408, 144020), (6064, 128440), (6080, 128102), (6422, 121280), (6760, 115216), (7201, 108160), (7580, 102752), (7904, 98540), (8320, 93613), (9854, 79040), (9880, 78832), (10816, 72010), (12128, 64220), (12160, 64051), (12844, 60640), (13520, 57608), (14402, 54080), (15160, 51376), (15808, 49270), (16055, 48512), (19708, 39520), (19760, 39416), (21632, 36005), (24256, 32110), (24635, 31616), (25688, 30320), (27040, 28804)]