397907520

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{414487}}^1$

素因数の和:414507

約数の個数: 56

約数和(自身を含む): 1263359424

約数和(自身を除く): 865451904

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 160, 192, 240, 320, 480, 960, 414487, 828974, 1243461, 1657948, 2072435, 2486922, 3315896, 4144870, 4973844, 6217305, 6631792, 8289740, 9947688, 12434610, 13263584, 16579480, 19895376, 24869220, 26527168, 33158960, 39790752, 49738440, 66317920, 79581504, 99476880, 132635840, 198953760, 397907520]

約数ペア:

[(1, 397907520), (2, 198953760), (3, 132635840), (4, 99476880), (5, 79581504), (6, 66317920), (8, 49738440), (10, 39790752), (12, 33158960), (15, 26527168), (16, 24869220), (20, 19895376), (24, 16579480), (30, 13263584), (32, 12434610), (40, 9947688), (48, 8289740), (60, 6631792), (64, 6217305), (80, 4973844), (96, 4144870), (120, 3315896), (160, 2486922), (192, 2072435), (240, 1657948), (320, 1243461), (480, 828974), (960, 414487)]