161110880

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{113}}^1$

素因数の和:221

約数の個数: 192

約数和(自身を含む): 468840960

約数和(自身を除く): 307730080

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 32, 35, 38, 40, 56, 67, 70, 76, 80, 95, 112, 113, 133, 134, 140, 152, 160, 190, 224, 226, 266, 268, 280, 304, 335, 380, 452, 469, 532, 536, 560, 565, 608, 665, 670, 760, 791, 904, 938, 1064, 1072, 1120, 1130, 1273, 1330, 1340, 1520, 1582, 1808, 1876, 2128, 2144, 2147, 2260, 2345, 2546, 2660, 2680, 3040, 3164, 3616, 3752, 3955, 4256, 4294, 4520, 4690, 5092, 5320, 5360, 6328, 6365, 7504, 7571, 7910, 8588, 8911, 9040, 9380, 10184, 10640, 10720, 10735, 12656, 12730, 15008, 15029, 15142, 15820, 17176, 17822, 18080, 18760, 20368, 21280, 21470, 25312, 25460, 30058, 30284, 31640, 34352, 35644, 37520, 37855, 40736, 42940, 44555, 50920, 52997, 60116, 60568, 63280, 68704, 71288, 75040, 75145, 75710, 85880, 89110, 101840, 105994, 120232, 121136, 126560, 142576, 143849, 150290, 151420, 171760, 178220, 203680, 211988, 240464, 242272, 264985, 285152, 287698, 300580, 302840, 343520, 356440, 423976, 480928, 529970, 575396, 601160, 605680, 712880, 719245, 847952, 1006943, 1059940, 1150792, 1202320, 1211360, 1425760, 1438490, 1695904, 2013886, 2119880, 2301584, 2404640, 2876980, 4027772, 4239760, 4603168, 5034715, 5753960, 8055544, 8479520, 10069430, 11507920, 16111088, 20138860, 23015840, 32222176, 40277720, 80555440, 161110880]

約数ペア:

[(1, 161110880), (2, 80555440), (4, 40277720), (5, 32222176), (7, 23015840), (8, 20138860), (10, 16111088), (14, 11507920), (16, 10069430), (19, 8479520), (20, 8055544), (28, 5753960), (32, 5034715), (35, 4603168), (38, 4239760), (40, 4027772), (56, 2876980), (67, 2404640), (70, 2301584), (76, 2119880), (80, 2013886), (95, 1695904), (112, 1438490), (113, 1425760), (133, 1211360), (134, 1202320), (140, 1150792), (152, 1059940), (160, 1006943), (190, 847952), (224, 719245), (226, 712880), (266, 605680), (268, 601160), (280, 575396), (304, 529970), (335, 480928), (380, 423976), (452, 356440), (469, 343520), (532, 302840), (536, 300580), (560, 287698), (565, 285152), (608, 264985), (665, 242272), (670, 240464), (760, 211988), (791, 203680), (904, 178220), (938, 171760), (1064, 151420), (1072, 150290), (1120, 143849), (1130, 142576), (1273, 126560), (1330, 121136), (1340, 120232), (1520, 105994), (1582, 101840), (1808, 89110), (1876, 85880), (2128, 75710), (2144, 75145), (2147, 75040), (2260, 71288), (2345, 68704), (2546, 63280), (2660, 60568), (2680, 60116), (3040, 52997), (3164, 50920), (3616, 44555), (3752, 42940), (3955, 40736), (4256, 37855), (4294, 37520), (4520, 35644), (4690, 34352), (5092, 31640), (5320, 30284), (5360, 30058), (6328, 25460), (6365, 25312), (7504, 21470), (7571, 21280), (7910, 20368), (8588, 18760), (8911, 18080), (9040, 17822), (9380, 17176), (10184, 15820), (10640, 15142), (10720, 15029), (10735, 15008), (12656, 12730)]