245435008

素因数分解:

$2^7\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1109}}^1$

素因数の和:1162

約数の個数: 128

約数和(自身を含む): 634032000

約数和(自身を除く): 388596992

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 19, 26, 28, 32, 38, 52, 56, 64, 76, 91, 104, 112, 128, 133, 152, 182, 208, 224, 247, 266, 304, 364, 416, 448, 494, 532, 608, 728, 832, 896, 988, 1064, 1109, 1216, 1456, 1664, 1729, 1976, 2128, 2218, 2432, 2912, 3458, 3952, 4256, 4436, 5824, 6916, 7763, 7904, 8512, 8872, 11648, 13832, 14417, 15526, 15808, 17024, 17744, 21071, 27664, 28834, 31052, 31616, 35488, 42142, 55328, 57668, 62104, 70976, 84284, 100919, 110656, 115336, 124208, 141952, 147497, 168568, 201838, 221312, 230672, 248416, 273923, 294994, 337136, 403676, 461344, 496832, 547846, 589988, 674272, 807352, 922688, 993664, 1095692, 1179976, 1348544, 1614704, 1845376, 1917461, 2191384, 2359952, 2697088, 3229408, 3834922, 4382768, 4719904, 6458816, 7669844, 8765536, 9439808, 12917632, 15339688, 17531072, 18879616, 30679376, 35062144, 61358752, 122717504, 245435008]

約数ペア:

[(1, 245435008), (2, 122717504), (4, 61358752), (7, 35062144), (8, 30679376), (13, 18879616), (14, 17531072), (16, 15339688), (19, 12917632), (26, 9439808), (28, 8765536), (32, 7669844), (38, 6458816), (52, 4719904), (56, 4382768), (64, 3834922), (76, 3229408), (91, 2697088), (104, 2359952), (112, 2191384), (128, 1917461), (133, 1845376), (152, 1614704), (182, 1348544), (208, 1179976), (224, 1095692), (247, 993664), (266, 922688), (304, 807352), (364, 674272), (416, 589988), (448, 547846), (494, 496832), (532, 461344), (608, 403676), (728, 337136), (832, 294994), (896, 273923), (988, 248416), (1064, 230672), (1109, 221312), (1216, 201838), (1456, 168568), (1664, 147497), (1729, 141952), (1976, 124208), (2128, 115336), (2218, 110656), (2432, 100919), (2912, 84284), (3458, 70976), (3952, 62104), (4256, 57668), (4436, 55328), (5824, 42142), (6916, 35488), (7763, 31616), (7904, 31052), (8512, 28834), (8872, 27664), (11648, 21071), (13832, 17744), (14417, 17024), (15526, 15808)]