28549920

素因数分解:

$2^5\times 3^1\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{293}}^1$

素因数の和:347

約数の個数: 192

約数和(自身を含む): 106686720

約数和(自身を除く): 78136800

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 29, 30, 32, 35, 40, 42, 48, 56, 58, 60, 70, 80, 84, 87, 96, 105, 112, 116, 120, 140, 145, 160, 168, 174, 203, 210, 224, 232, 240, 280, 290, 293, 336, 348, 406, 420, 435, 464, 480, 560, 580, 586, 609, 672, 696, 812, 840, 870, 879, 928, 1015, 1120, 1160, 1172, 1218, 1392, 1465, 1624, 1680, 1740, 1758, 2030, 2051, 2320, 2344, 2436, 2784, 2930, 3045, 3248, 3360, 3480, 3516, 4060, 4102, 4395, 4640, 4688, 4872, 5860, 6090, 6153, 6496, 6960, 7032, 8120, 8204, 8497, 8790, 9376, 9744, 10255, 11720, 12180, 12306, 13920, 14064, 16240, 16408, 16994, 17580, 19488, 20510, 23440, 24360, 24612, 25491, 28128, 30765, 32480, 32816, 33988, 35160, 41020, 42485, 46880, 48720, 49224, 50982, 59479, 61530, 65632, 67976, 70320, 82040, 84970, 97440, 98448, 101964, 118958, 123060, 127455, 135952, 140640, 164080, 169940, 178437, 196896, 203928, 237916, 246120, 254910, 271904, 297395, 328160, 339880, 356874, 407856, 475832, 492240, 509820, 594790, 679760, 713748, 815712, 892185, 951664, 984480, 1019640, 1189580, 1359520, 1427496, 1784370, 1903328, 2039280, 2379160, 2854992, 3568740, 4078560, 4758320, 5709984, 7137480, 9516640, 14274960, 28549920]

約数ペア:

[(1, 28549920), (2, 14274960), (3, 9516640), (4, 7137480), (5, 5709984), (6, 4758320), (7, 4078560), (8, 3568740), (10, 2854992), (12, 2379160), (14, 2039280), (15, 1903328), (16, 1784370), (20, 1427496), (21, 1359520), (24, 1189580), (28, 1019640), (29, 984480), (30, 951664), (32, 892185), (35, 815712), (40, 713748), (42, 679760), (48, 594790), (56, 509820), (58, 492240), (60, 475832), (70, 407856), (80, 356874), (84, 339880), (87, 328160), (96, 297395), (105, 271904), (112, 254910), (116, 246120), (120, 237916), (140, 203928), (145, 196896), (160, 178437), (168, 169940), (174, 164080), (203, 140640), (210, 135952), (224, 127455), (232, 123060), (240, 118958), (280, 101964), (290, 98448), (293, 97440), (336, 84970), (348, 82040), (406, 70320), (420, 67976), (435, 65632), (464, 61530), (480, 59479), (560, 50982), (580, 49224), (586, 48720), (609, 46880), (672, 42485), (696, 41020), (812, 35160), (840, 33988), (870, 32816), (879, 32480), (928, 30765), (1015, 28128), (1120, 25491), (1160, 24612), (1172, 24360), (1218, 23440), (1392, 20510), (1465, 19488), (1624, 17580), (1680, 16994), (1740, 16408), (1758, 16240), (2030, 14064), (2051, 13920), (2320, 12306), (2344, 12180), (2436, 11720), (2784, 10255), (2930, 9744), (3045, 9376), (3248, 8790), (3360, 8497), (3480, 8204), (3516, 8120), (4060, 7032), (4102, 6960), (4395, 6496), (4640, 6153), (4688, 6090), (4872, 5860)]