307892480

素因数分解:

$2^8\times 5^1\times 7^2\times {\mathrm{4909}}^1$

素因数の和:4944

約数の個数: 108

約数和(自身を含む): 858081420

約数和(自身を除く): 550188940

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 64, 70, 80, 98, 112, 128, 140, 160, 196, 224, 245, 256, 280, 320, 392, 448, 490, 560, 640, 784, 896, 980, 1120, 1280, 1568, 1792, 1960, 2240, 3136, 3920, 4480, 4909, 6272, 7840, 8960, 9818, 12544, 15680, 19636, 24545, 31360, 34363, 39272, 49090, 62720, 68726, 78544, 98180, 137452, 157088, 171815, 196360, 240541, 274904, 314176, 343630, 392720, 481082, 549808, 628352, 687260, 785440, 962164, 1099616, 1202705, 1256704, 1374520, 1570880, 1924328, 2199232, 2405410, 2749040, 3141760, 3848656, 4398464, 4810820, 5498080, 6283520, 7697312, 8796928, 9621640, 10996160, 15394624, 19243280, 21992320, 30789248, 38486560, 43984640, 61578496, 76973120, 153946240, 307892480]

約数ペア:

[(1, 307892480), (2, 153946240), (4, 76973120), (5, 61578496), (7, 43984640), (8, 38486560), (10, 30789248), (14, 21992320), (16, 19243280), (20, 15394624), (28, 10996160), (32, 9621640), (35, 8796928), (40, 7697312), (49, 6283520), (56, 5498080), (64, 4810820), (70, 4398464), (80, 3848656), (98, 3141760), (112, 2749040), (128, 2405410), (140, 2199232), (160, 1924328), (196, 1570880), (224, 1374520), (245, 1256704), (256, 1202705), (280, 1099616), (320, 962164), (392, 785440), (448, 687260), (490, 628352), (560, 549808), (640, 481082), (784, 392720), (896, 343630), (980, 314176), (1120, 274904), (1280, 240541), (1568, 196360), (1792, 171815), (1960, 157088), (2240, 137452), (3136, 98180), (3920, 78544), (4480, 68726), (4909, 62720), (6272, 49090), (7840, 39272), (8960, 34363), (9818, 31360), (12544, 24545), (15680, 19636)]