319829860

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{67}}^1\times {\mathrm{4871}}^1$

素因数の和:4961

約数の個数: 72

約数和(自身を含む): 793122624

約数和(自身を除く): 473292764

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 67, 70, 98, 134, 140, 196, 245, 268, 335, 469, 490, 670, 938, 980, 1340, 1876, 2345, 3283, 4690, 4871, 6566, 9380, 9742, 13132, 16415, 19484, 24355, 32830, 34097, 48710, 65660, 68194, 97420, 136388, 170485, 238679, 326357, 340970, 477358, 652714, 681940, 954716, 1193395, 1305428, 1631785, 2284499, 2386790, 3263570, 4568998, 4773580, 6527140, 9137996, 11422495, 15991493, 22844990, 31982986, 45689980, 63965972, 79957465, 159914930, 319829860]

約数ペア:

[(1, 319829860), (2, 159914930), (4, 79957465), (5, 63965972), (7, 45689980), (10, 31982986), (14, 22844990), (20, 15991493), (28, 11422495), (35, 9137996), (49, 6527140), (67, 4773580), (70, 4568998), (98, 3263570), (134, 2386790), (140, 2284499), (196, 1631785), (245, 1305428), (268, 1193395), (335, 954716), (469, 681940), (490, 652714), (670, 477358), (938, 340970), (980, 326357), (1340, 238679), (1876, 170485), (2345, 136388), (3283, 97420), (4690, 68194), (4871, 65660), (6566, 48710), (9380, 34097), (9742, 32830), (13132, 24355), (16415, 19484)]