31109120

素因数分解:

$2^{12}\times 5^1\times 7^2\times {\mathrm{31}}^1$

素因数の和:74

約数の個数: 156

約数和(自身を含む): 89642304

約数和(自身を除く): 58533184

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, 392, 434, 448, 490, 496, 512, 560, 620, 640, 784, 868, 896, 980, 992, 1024, 1085, 1120, 1240, 1280, 1519, 1568, 1736, 1792, 1960, 1984, 2048, 2170, 2240, 2480, 2560, 3038, 3136, 3472, 3584, 3920, 3968, 4096, 4340, 4480, 4960, 5120, 6076, 6272, 6944, 7168, 7595, 7840, 7936, 8680, 8960, 9920, 10240, 12152, 12544, 13888, 14336, 15190, 15680, 15872, 17360, 17920, 19840, 20480, 24304, 25088, 27776, 28672, 30380, 31360, 31744, 34720, 35840, 39680, 48608, 50176, 55552, 60760, 62720, 63488, 69440, 71680, 79360, 97216, 100352, 111104, 121520, 125440, 126976, 138880, 143360, 158720, 194432, 200704, 222208, 243040, 250880, 277760, 317440, 388864, 444416, 486080, 501760, 555520, 634880, 777728, 888832, 972160, 1003520, 1111040, 1555456, 1944320, 2222080, 3110912, 3888640, 4444160, 6221824, 7777280, 15554560, 31109120]

約数ペア:

[(1, 31109120), (2, 15554560), (4, 7777280), (5, 6221824), (7, 4444160), (8, 3888640), (10, 3110912), (14, 2222080), (16, 1944320), (20, 1555456), (28, 1111040), (31, 1003520), (32, 972160), (35, 888832), (40, 777728), (49, 634880), (56, 555520), (62, 501760), (64, 486080), (70, 444416), (80, 388864), (98, 317440), (112, 277760), (124, 250880), (128, 243040), (140, 222208), (155, 200704), (160, 194432), (196, 158720), (217, 143360), (224, 138880), (245, 126976), (248, 125440), (256, 121520), (280, 111104), (310, 100352), (320, 97216), (392, 79360), (434, 71680), (448, 69440), (490, 63488), (496, 62720), (512, 60760), (560, 55552), (620, 50176), (640, 48608), (784, 39680), (868, 35840), (896, 34720), (980, 31744), (992, 31360), (1024, 30380), (1085, 28672), (1120, 27776), (1240, 25088), (1280, 24304), (1519, 20480), (1568, 19840), (1736, 17920), (1792, 17360), (1960, 15872), (1984, 15680), (2048, 15190), (2170, 14336), (2240, 13888), (2480, 12544), (2560, 12152), (3038, 10240), (3136, 9920), (3472, 8960), (3584, 8680), (3920, 7936), (3968, 7840), (4096, 7595), (4340, 7168), (4480, 6944), (4960, 6272), (5120, 6076)]