128598080

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1627}}^1$

素因数の和:1676

約数の個数: 112

約数和(自身を含む): 347350080

約数和(自身を除く): 218752000

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 19, 20, 26, 32, 38, 40, 52, 64, 65, 76, 80, 95, 104, 130, 152, 160, 190, 208, 247, 260, 304, 320, 380, 416, 494, 520, 608, 760, 832, 988, 1040, 1216, 1235, 1520, 1627, 1976, 2080, 2470, 3040, 3254, 3952, 4160, 4940, 6080, 6508, 7904, 8135, 9880, 13016, 15808, 16270, 19760, 21151, 26032, 30913, 32540, 39520, 42302, 52064, 61826, 65080, 79040, 84604, 104128, 105755, 123652, 130160, 154565, 169208, 211510, 247304, 260320, 309130, 338416, 401869, 423020, 494608, 520640, 618260, 676832, 803738, 846040, 989216, 1236520, 1353664, 1607476, 1692080, 1978432, 2009345, 2473040, 3214952, 3384160, 4018690, 4946080, 6429904, 6768320, 8037380, 9892160, 12859808, 16074760, 25719616, 32149520, 64299040, 128598080]

約数ペア:

[(1, 128598080), (2, 64299040), (4, 32149520), (5, 25719616), (8, 16074760), (10, 12859808), (13, 9892160), (16, 8037380), (19, 6768320), (20, 6429904), (26, 4946080), (32, 4018690), (38, 3384160), (40, 3214952), (52, 2473040), (64, 2009345), (65, 1978432), (76, 1692080), (80, 1607476), (95, 1353664), (104, 1236520), (130, 989216), (152, 846040), (160, 803738), (190, 676832), (208, 618260), (247, 520640), (260, 494608), (304, 423020), (320, 401869), (380, 338416), (416, 309130), (494, 260320), (520, 247304), (608, 211510), (760, 169208), (832, 154565), (988, 130160), (1040, 123652), (1216, 105755), (1235, 104128), (1520, 84604), (1627, 79040), (1976, 65080), (2080, 61826), (2470, 52064), (3040, 42302), (3254, 39520), (3952, 32540), (4160, 30913), (4940, 26032), (6080, 21151), (6508, 19760), (7904, 16270), (8135, 15808), (9880, 13016)]