203875840

素因数分解:

$2^9\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{367}}^1$

素因数の和:428

約数の個数: 160

約数和(自身を含む): 578248704

約数和(自身を除く): 374372864

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 32, 35, 40, 56, 62, 64, 70, 80, 112, 124, 128, 140, 155, 160, 217, 224, 248, 256, 280, 310, 320, 367, 434, 448, 496, 512, 560, 620, 640, 734, 868, 896, 992, 1085, 1120, 1240, 1280, 1468, 1736, 1792, 1835, 1984, 2170, 2240, 2480, 2560, 2569, 2936, 3472, 3584, 3670, 3968, 4340, 4480, 4960, 5138, 5872, 6944, 7340, 7936, 8680, 8960, 9920, 10276, 11377, 11744, 12845, 13888, 14680, 15872, 17360, 17920, 19840, 20552, 22754, 23488, 25690, 27776, 29360, 34720, 39680, 41104, 45508, 46976, 51380, 55552, 56885, 58720, 69440, 79360, 79639, 82208, 91016, 93952, 102760, 111104, 113770, 117440, 138880, 159278, 164416, 182032, 187904, 205520, 227540, 234880, 277760, 318556, 328832, 364064, 398195, 411040, 455080, 469760, 555520, 637112, 657664, 728128, 796390, 822080, 910160, 939520, 1274224, 1315328, 1456256, 1592780, 1644160, 1820320, 2548448, 2912512, 3185560, 3288320, 3640640, 5096896, 5825024, 6371120, 6576640, 7281280, 10193792, 12742240, 14562560, 20387584, 25484480, 29125120, 40775168, 50968960, 101937920, 203875840]

約数ペア:

[(1, 203875840), (2, 101937920), (4, 50968960), (5, 40775168), (7, 29125120), (8, 25484480), (10, 20387584), (14, 14562560), (16, 12742240), (20, 10193792), (28, 7281280), (31, 6576640), (32, 6371120), (35, 5825024), (40, 5096896), (56, 3640640), (62, 3288320), (64, 3185560), (70, 2912512), (80, 2548448), (112, 1820320), (124, 1644160), (128, 1592780), (140, 1456256), (155, 1315328), (160, 1274224), (217, 939520), (224, 910160), (248, 822080), (256, 796390), (280, 728128), (310, 657664), (320, 637112), (367, 555520), (434, 469760), (448, 455080), (496, 411040), (512, 398195), (560, 364064), (620, 328832), (640, 318556), (734, 277760), (868, 234880), (896, 227540), (992, 205520), (1085, 187904), (1120, 182032), (1240, 164416), (1280, 159278), (1468, 138880), (1736, 117440), (1792, 113770), (1835, 111104), (1984, 102760), (2170, 93952), (2240, 91016), (2480, 82208), (2560, 79639), (2569, 79360), (2936, 69440), (3472, 58720), (3584, 56885), (3670, 55552), (3968, 51380), (4340, 46976), (4480, 45508), (4960, 41104), (5138, 39680), (5872, 34720), (6944, 29360), (7340, 27776), (7936, 25690), (8680, 23488), (8960, 22754), (9920, 20552), (10276, 19840), (11377, 17920), (11744, 17360), (12845, 15872), (13888, 14680)]