229804040

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{157}}^1$

素因数の和:271

約数の個数: 128

約数和(自身を含む): 570620160

約数和(自身を除く): 340816120

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 37, 40, 43, 46, 74, 86, 92, 115, 148, 157, 172, 184, 185, 215, 230, 296, 314, 344, 370, 430, 460, 628, 740, 785, 851, 860, 920, 989, 1256, 1480, 1570, 1591, 1702, 1720, 1978, 3140, 3182, 3404, 3611, 3956, 4255, 4945, 5809, 6280, 6364, 6751, 6808, 7222, 7912, 7955, 8510, 9890, 11618, 12728, 13502, 14444, 15910, 17020, 18055, 19780, 23236, 27004, 28888, 29045, 31820, 33755, 34040, 36110, 36593, 39560, 46472, 54008, 58090, 63640, 67510, 72220, 73186, 116180, 133607, 135020, 144440, 146372, 155273, 182965, 232360, 249787, 267214, 270040, 292744, 310546, 365930, 499574, 534428, 621092, 668035, 731860, 776365, 999148, 1068856, 1242184, 1248935, 1336070, 1463720, 1552730, 1998296, 2497870, 2672140, 3105460, 4995740, 5344280, 5745101, 6210920, 9991480, 11490202, 22980404, 28725505, 45960808, 57451010, 114902020, 229804040]

約数ペア:

[(1, 229804040), (2, 114902020), (4, 57451010), (5, 45960808), (8, 28725505), (10, 22980404), (20, 11490202), (23, 9991480), (37, 6210920), (40, 5745101), (43, 5344280), (46, 4995740), (74, 3105460), (86, 2672140), (92, 2497870), (115, 1998296), (148, 1552730), (157, 1463720), (172, 1336070), (184, 1248935), (185, 1242184), (215, 1068856), (230, 999148), (296, 776365), (314, 731860), (344, 668035), (370, 621092), (430, 534428), (460, 499574), (628, 365930), (740, 310546), (785, 292744), (851, 270040), (860, 267214), (920, 249787), (989, 232360), (1256, 182965), (1480, 155273), (1570, 146372), (1591, 144440), (1702, 135020), (1720, 133607), (1978, 116180), (3140, 73186), (3182, 72220), (3404, 67510), (3611, 63640), (3956, 58090), (4255, 54008), (4945, 46472), (5809, 39560), (6280, 36593), (6364, 36110), (6751, 34040), (6808, 33755), (7222, 31820), (7912, 29045), (7955, 28888), (8510, 27004), (9890, 23236), (11618, 19780), (12728, 18055), (13502, 17020), (14444, 15910)]