27220480

素因数分解:

$2^9\times 5^1\times 7^3\times {\mathrm{31}}^1$

素因数の和:75

約数の個数: 160

約数和(自身を含む): 78566400

約数和(自身を除く): 51345920

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 32, 35, 40, 49, 56, 62, 64, 70, 80, 98, 112, 124, 128, 140, 155, 160, 196, 217, 224, 245, 248, 256, 280, 310, 320, 343, 392, 434, 448, 490, 496, 512, 560, 620, 640, 686, 784, 868, 896, 980, 992, 1085, 1120, 1240, 1280, 1372, 1519, 1568, 1715, 1736, 1792, 1960, 1984, 2170, 2240, 2480, 2560, 2744, 3038, 3136, 3430, 3472, 3584, 3920, 3968, 4340, 4480, 4960, 5488, 6076, 6272, 6860, 6944, 7595, 7840, 7936, 8680, 8960, 9920, 10633, 10976, 12152, 12544, 13720, 13888, 15190, 15680, 15872, 17360, 17920, 19840, 21266, 21952, 24304, 25088, 27440, 27776, 30380, 31360, 34720, 39680, 42532, 43904, 48608, 53165, 54880, 55552, 60760, 62720, 69440, 79360, 85064, 87808, 97216, 106330, 109760, 111104, 121520, 125440, 138880, 170128, 175616, 194432, 212660, 219520, 243040, 277760, 340256, 388864, 425320, 439040, 486080, 555520, 680512, 777728, 850640, 878080, 972160, 1361024, 1701280, 1944320, 2722048, 3402560, 3888640, 5444096, 6805120, 13610240, 27220480]

約数ペア:

[(1, 27220480), (2, 13610240), (4, 6805120), (5, 5444096), (7, 3888640), (8, 3402560), (10, 2722048), (14, 1944320), (16, 1701280), (20, 1361024), (28, 972160), (31, 878080), (32, 850640), (35, 777728), (40, 680512), (49, 555520), (56, 486080), (62, 439040), (64, 425320), (70, 388864), (80, 340256), (98, 277760), (112, 243040), (124, 219520), (128, 212660), (140, 194432), (155, 175616), (160, 170128), (196, 138880), (217, 125440), (224, 121520), (245, 111104), (248, 109760), (256, 106330), (280, 97216), (310, 87808), (320, 85064), (343, 79360), (392, 69440), (434, 62720), (448, 60760), (490, 55552), (496, 54880), (512, 53165), (560, 48608), (620, 43904), (640, 42532), (686, 39680), (784, 34720), (868, 31360), (896, 30380), (980, 27776), (992, 27440), (1085, 25088), (1120, 24304), (1240, 21952), (1280, 21266), (1372, 19840), (1519, 17920), (1568, 17360), (1715, 15872), (1736, 15680), (1792, 15190), (1960, 13888), (1984, 13720), (2170, 12544), (2240, 12152), (2480, 10976), (2560, 10633), (2744, 9920), (3038, 8960), (3136, 8680), (3430, 7936), (3472, 7840), (3584, 7595), (3920, 6944), (3968, 6860), (4340, 6272), (4480, 6076), (4960, 5488)]