391770240

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{204047}}^1$

素因数の和:204069

約数の個数: 64

約数和(自身を含む): 1248773760

約数和(自身を除く): 857003520

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, 128, 160, 192, 240, 320, 384, 480, 640, 960, 1920, 204047, 408094, 612141, 816188, 1020235, 1224282, 1632376, 2040470, 2448564, 3060705, 3264752, 4080940, 4897128, 6121410, 6529504, 8161880, 9794256, 12242820, 13059008, 16323760, 19588512, 24485640, 26118016, 32647520, 39177024, 48971280, 65295040, 78354048, 97942560, 130590080, 195885120, 391770240]

約数ペア:

[(1, 391770240), (2, 195885120), (3, 130590080), (4, 97942560), (5, 78354048), (6, 65295040), (8, 48971280), (10, 39177024), (12, 32647520), (15, 26118016), (16, 24485640), (20, 19588512), (24, 16323760), (30, 13059008), (32, 12242820), (40, 9794256), (48, 8161880), (60, 6529504), (64, 6121410), (80, 4897128), (96, 4080940), (120, 3264752), (128, 3060705), (160, 2448564), (192, 2040470), (240, 1632376), (320, 1224282), (384, 1020235), (480, 816188), (640, 612141), (960, 408094), (1920, 204047)]