27980040

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{41}}^1\times {\mathrm{47}}^1$

素因数の和:124

約数の個数: 192

約数和(自身を含む): 96526080

約数和(自身を除く): 68546040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 33, 40, 41, 44, 47, 55, 60, 66, 82, 88, 94, 110, 120, 121, 123, 132, 141, 164, 165, 188, 205, 220, 235, 242, 246, 264, 282, 328, 330, 363, 376, 410, 440, 451, 470, 484, 492, 517, 564, 605, 615, 660, 705, 726, 820, 902, 940, 968, 984, 1034, 1128, 1210, 1230, 1320, 1353, 1410, 1452, 1551, 1640, 1804, 1815, 1880, 1927, 2068, 2255, 2420, 2460, 2585, 2706, 2820, 2904, 3102, 3608, 3630, 3854, 4136, 4510, 4840, 4920, 4961, 5170, 5412, 5640, 5687, 5781, 6204, 6765, 7260, 7708, 7755, 9020, 9635, 9922, 10340, 10824, 11374, 11562, 12408, 13530, 14520, 14883, 15416, 15510, 17061, 18040, 19270, 19844, 20680, 21197, 22748, 23124, 24805, 27060, 28435, 28905, 29766, 31020, 34122, 38540, 39688, 42394, 45496, 46248, 49610, 54120, 56870, 57810, 59532, 62040, 63591, 68244, 74415, 77080, 84788, 85305, 99220, 105985, 113740, 115620, 119064, 127182, 136488, 148830, 169576, 170610, 198440, 211970, 227480, 231240, 233167, 254364, 297660, 317955, 341220, 423940, 466334, 508728, 595320, 635910, 682440, 699501, 847880, 932668, 1165835, 1271820, 1399002, 1865336, 2331670, 2543640, 2798004, 3497505, 4663340, 5596008, 6995010, 9326680, 13990020, 27980040]

約数ペア:

[(1, 27980040), (2, 13990020), (3, 9326680), (4, 6995010), (5, 5596008), (6, 4663340), (8, 3497505), (10, 2798004), (11, 2543640), (12, 2331670), (15, 1865336), (20, 1399002), (22, 1271820), (24, 1165835), (30, 932668), (33, 847880), (40, 699501), (41, 682440), (44, 635910), (47, 595320), (55, 508728), (60, 466334), (66, 423940), (82, 341220), (88, 317955), (94, 297660), (110, 254364), (120, 233167), (121, 231240), (123, 227480), (132, 211970), (141, 198440), (164, 170610), (165, 169576), (188, 148830), (205, 136488), (220, 127182), (235, 119064), (242, 115620), (246, 113740), (264, 105985), (282, 99220), (328, 85305), (330, 84788), (363, 77080), (376, 74415), (410, 68244), (440, 63591), (451, 62040), (470, 59532), (484, 57810), (492, 56870), (517, 54120), (564, 49610), (605, 46248), (615, 45496), (660, 42394), (705, 39688), (726, 38540), (820, 34122), (902, 31020), (940, 29766), (968, 28905), (984, 28435), (1034, 27060), (1128, 24805), (1210, 23124), (1230, 22748), (1320, 21197), (1353, 20680), (1410, 19844), (1452, 19270), (1551, 18040), (1640, 17061), (1804, 15510), (1815, 15416), (1880, 14883), (1927, 14520), (2068, 13530), (2255, 12408), (2420, 11562), (2460, 11374), (2585, 10824), (2706, 10340), (2820, 9922), (2904, 9635), (3102, 9020), (3608, 7755), (3630, 7708), (3854, 7260), (4136, 6765), (4510, 6204), (4840, 5781), (4920, 5687), (4961, 5640), (5170, 5412)]