393649320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{397}}^1\times {\mathrm{8263}}^1$

素因数の和:8674

約数の個数: 64

約数和(自身を含む): 1184065920

約数和(自身を除く): 790416600

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 397, 794, 1191, 1588, 1985, 2382, 3176, 3970, 4764, 5955, 7940, 8263, 9528, 11910, 15880, 16526, 23820, 24789, 33052, 41315, 47640, 49578, 66104, 82630, 99156, 123945, 165260, 198312, 247890, 330520, 495780, 991560, 3280411, 6560822, 9841233, 13121644, 16402055, 19682466, 26243288, 32804110, 39364932, 49206165, 65608220, 78729864, 98412330, 131216440, 196824660, 393649320]

約数ペア:

[(1, 393649320), (2, 196824660), (3, 131216440), (4, 98412330), (5, 78729864), (6, 65608220), (8, 49206165), (10, 39364932), (12, 32804110), (15, 26243288), (20, 19682466), (24, 16402055), (30, 13121644), (40, 9841233), (60, 6560822), (120, 3280411), (397, 991560), (794, 495780), (1191, 330520), (1588, 247890), (1985, 198312), (2382, 165260), (3176, 123945), (3970, 99156), (4764, 82630), (5955, 66104), (7940, 49578), (8263, 47640), (9528, 41315), (11910, 33052), (15880, 24789), (16526, 23820)]