178503080

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{61}}^1\times {\mathrm{1493}}^1$

素因数の和:1579

約数の個数: 96

約数和(自身を含む): 475181640

約数和(自身を除く): 296678560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 61, 70, 98, 122, 140, 196, 244, 245, 280, 305, 392, 427, 488, 490, 610, 854, 980, 1220, 1493, 1708, 1960, 2135, 2440, 2986, 2989, 3416, 4270, 5972, 5978, 7465, 8540, 10451, 11944, 11956, 14930, 14945, 17080, 20902, 23912, 29860, 29890, 41804, 52255, 59720, 59780, 73157, 83608, 91073, 104510, 119560, 146314, 182146, 209020, 292628, 364292, 365785, 418040, 455365, 585256, 637511, 728584, 731570, 910730, 1275022, 1463140, 1821460, 2550044, 2926280, 3187555, 3642920, 4462577, 5100088, 6375110, 8925154, 12750220, 17850308, 22312885, 25500440, 35700616, 44625770, 89251540, 178503080]

約数ペア:

[(1, 178503080), (2, 89251540), (4, 44625770), (5, 35700616), (7, 25500440), (8, 22312885), (10, 17850308), (14, 12750220), (20, 8925154), (28, 6375110), (35, 5100088), (40, 4462577), (49, 3642920), (56, 3187555), (61, 2926280), (70, 2550044), (98, 1821460), (122, 1463140), (140, 1275022), (196, 910730), (244, 731570), (245, 728584), (280, 637511), (305, 585256), (392, 455365), (427, 418040), (488, 365785), (490, 364292), (610, 292628), (854, 209020), (980, 182146), (1220, 146314), (1493, 119560), (1708, 104510), (1960, 91073), (2135, 83608), (2440, 73157), (2986, 59780), (2989, 59720), (3416, 52255), (4270, 41804), (5972, 29890), (5978, 29860), (7465, 23912), (8540, 20902), (10451, 17080), (11944, 14945), (11956, 14930)]