331333760

素因数分解:

$2^7\times 5^1\times {\mathrm{67}}^1\times {\mathrm{7727}}^1$

素因数の和:7813

約数の個数: 64

約数和(自身を含む): 804021120

約数和(自身を除く): 472687360

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 67, 80, 128, 134, 160, 268, 320, 335, 536, 640, 670, 1072, 1340, 2144, 2680, 4288, 5360, 7727, 8576, 10720, 15454, 21440, 30908, 38635, 42880, 61816, 77270, 123632, 154540, 247264, 309080, 494528, 517709, 618160, 989056, 1035418, 1236320, 2070836, 2472640, 2588545, 4141672, 4945280, 5177090, 8283344, 10354180, 16566688, 20708360, 33133376, 41416720, 66266752, 82833440, 165666880, 331333760]

約数ペア:

[(1, 331333760), (2, 165666880), (4, 82833440), (5, 66266752), (8, 41416720), (10, 33133376), (16, 20708360), (20, 16566688), (32, 10354180), (40, 8283344), (64, 5177090), (67, 4945280), (80, 4141672), (128, 2588545), (134, 2472640), (160, 2070836), (268, 1236320), (320, 1035418), (335, 989056), (536, 618160), (640, 517709), (670, 494528), (1072, 309080), (1340, 247264), (2144, 154540), (2680, 123632), (4288, 77270), (5360, 61816), (7727, 42880), (8576, 38635), (10720, 30908), (15454, 21440)]