381968000

素因数分解:

$2^7\times 5^3\times {\mathrm{23873}}^1$

素因数の和:23902

約数の個数: 64

約数和(自身を含む): 949707720

約数和(自身を除く): 567739720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 125, 128, 160, 200, 250, 320, 400, 500, 640, 800, 1000, 1600, 2000, 3200, 4000, 8000, 16000, 23873, 47746, 95492, 119365, 190984, 238730, 381968, 477460, 596825, 763936, 954920, 1193650, 1527872, 1909840, 2387300, 2984125, 3055744, 3819680, 4774600, 5968250, 7639360, 9549200, 11936500, 15278720, 19098400, 23873000, 38196800, 47746000, 76393600, 95492000, 190984000, 381968000]

約数ペア:

[(1, 381968000), (2, 190984000), (4, 95492000), (5, 76393600), (8, 47746000), (10, 38196800), (16, 23873000), (20, 19098400), (25, 15278720), (32, 11936500), (40, 9549200), (50, 7639360), (64, 5968250), (80, 4774600), (100, 3819680), (125, 3055744), (128, 2984125), (160, 2387300), (200, 1909840), (250, 1527872), (320, 1193650), (400, 954920), (500, 763936), (640, 596825), (800, 477460), (1000, 381968), (1600, 238730), (2000, 190984), (3200, 119365), (4000, 95492), (8000, 47746), (16000, 23873)]