61371520

素因数分解:

$2^7\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{103}}^1$

素因数の和:155

約数の個数: 192

約数和(自身を含む): 181396800

約数和(自身を除く): 120025280

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 32, 35, 38, 40, 49, 56, 64, 70, 76, 80, 95, 98, 103, 112, 128, 133, 140, 152, 160, 190, 196, 206, 224, 245, 266, 280, 304, 320, 380, 392, 412, 448, 490, 515, 532, 560, 608, 640, 665, 721, 760, 784, 824, 896, 931, 980, 1030, 1064, 1120, 1216, 1330, 1442, 1520, 1568, 1648, 1862, 1957, 1960, 2060, 2128, 2240, 2432, 2660, 2884, 3040, 3136, 3296, 3605, 3724, 3914, 3920, 4120, 4256, 4480, 4655, 5047, 5320, 5768, 6080, 6272, 6592, 7210, 7448, 7828, 7840, 8240, 8512, 9310, 9785, 10094, 10640, 11536, 12160, 13184, 13699, 14420, 14896, 15656, 15680, 16480, 17024, 18620, 19570, 20188, 21280, 23072, 25235, 27398, 28840, 29792, 31312, 31360, 32960, 37240, 39140, 40376, 42560, 46144, 50470, 54796, 57680, 59584, 62624, 65920, 68495, 74480, 78280, 80752, 85120, 92288, 95893, 100940, 109592, 115360, 119168, 125248, 136990, 148960, 156560, 161504, 191786, 201880, 219184, 230720, 250496, 273980, 297920, 313120, 323008, 383572, 403760, 438368, 461440, 479465, 547960, 595840, 626240, 646016, 767144, 807520, 876736, 958930, 1095920, 1252480, 1534288, 1615040, 1753472, 1917860, 2191840, 3068576, 3230080, 3835720, 4383680, 6137152, 7671440, 8767360, 12274304, 15342880, 30685760, 61371520]

約数ペア:

[(1, 61371520), (2, 30685760), (4, 15342880), (5, 12274304), (7, 8767360), (8, 7671440), (10, 6137152), (14, 4383680), (16, 3835720), (19, 3230080), (20, 3068576), (28, 2191840), (32, 1917860), (35, 1753472), (38, 1615040), (40, 1534288), (49, 1252480), (56, 1095920), (64, 958930), (70, 876736), (76, 807520), (80, 767144), (95, 646016), (98, 626240), (103, 595840), (112, 547960), (128, 479465), (133, 461440), (140, 438368), (152, 403760), (160, 383572), (190, 323008), (196, 313120), (206, 297920), (224, 273980), (245, 250496), (266, 230720), (280, 219184), (304, 201880), (320, 191786), (380, 161504), (392, 156560), (412, 148960), (448, 136990), (490, 125248), (515, 119168), (532, 115360), (560, 109592), (608, 100940), (640, 95893), (665, 92288), (721, 85120), (760, 80752), (784, 78280), (824, 74480), (896, 68495), (931, 65920), (980, 62624), (1030, 59584), (1064, 57680), (1120, 54796), (1216, 50470), (1330, 46144), (1442, 42560), (1520, 40376), (1568, 39140), (1648, 37240), (1862, 32960), (1957, 31360), (1960, 31312), (2060, 29792), (2128, 28840), (2240, 27398), (2432, 25235), (2660, 23072), (2884, 21280), (3040, 20188), (3136, 19570), (3296, 18620), (3605, 17024), (3724, 16480), (3914, 15680), (3920, 15656), (4120, 14896), (4256, 14420), (4480, 13699), (4655, 13184), (5047, 12160), (5320, 11536), (5768, 10640), (6080, 10094), (6272, 9785), (6592, 9310), (7210, 8512), (7448, 8240), (7828, 7840)]