67440240

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{13381}}^1$

素因数の和:13407

約数の個数: 120

約数和(自身を含む): 258861408

約数和(自身を除く): 191421168

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 105, 112, 120, 126, 140, 144, 168, 180, 210, 240, 252, 280, 315, 336, 360, 420, 504, 560, 630, 720, 840, 1008, 1260, 1680, 2520, 5040, 13381, 26762, 40143, 53524, 66905, 80286, 93667, 107048, 120429, 133810, 160572, 187334, 200715, 214096, 240858, 267620, 281001, 321144, 374668, 401430, 468335, 481716, 535240, 562002, 602145, 642288, 749336, 802860, 843003, 936670, 963432, 1070480, 1124004, 1204290, 1405005, 1498672, 1605720, 1686006, 1873340, 1926864, 2248008, 2408580, 2810010, 3211440, 3372012, 3746680, 4215015, 4496016, 4817160, 5620020, 6744024, 7493360, 8430030, 9634320, 11240040, 13488048, 16860060, 22480080, 33720120, 67440240]

約数ペア:

[(1, 67440240), (2, 33720120), (3, 22480080), (4, 16860060), (5, 13488048), (6, 11240040), (7, 9634320), (8, 8430030), (9, 7493360), (10, 6744024), (12, 5620020), (14, 4817160), (15, 4496016), (16, 4215015), (18, 3746680), (20, 3372012), (21, 3211440), (24, 2810010), (28, 2408580), (30, 2248008), (35, 1926864), (36, 1873340), (40, 1686006), (42, 1605720), (45, 1498672), (48, 1405005), (56, 1204290), (60, 1124004), (63, 1070480), (70, 963432), (72, 936670), (80, 843003), (84, 802860), (90, 749336), (105, 642288), (112, 602145), (120, 562002), (126, 535240), (140, 481716), (144, 468335), (168, 401430), (180, 374668), (210, 321144), (240, 281001), (252, 267620), (280, 240858), (315, 214096), (336, 200715), (360, 187334), (420, 160572), (504, 133810), (560, 120429), (630, 107048), (720, 93667), (840, 80286), (1008, 66905), (1260, 53524), (1680, 40143), (2520, 26762), (5040, 13381)]