2480988.00000000

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{22259}}^1$

素因数の和:22283

約数の個数: 72

約数和(自身を含む): 272996640

約数和(自身を除く): 187522080

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, 256, 320, 384, 480, 640, 768, 960, 1280, 1920, 3840, 22259, 44518, 66777, 89036, 111295, 133554, 178072, 222590, 267108, 333885, 356144, 445180, 534216, 667770, 712288, 890360, 1068432, 1335540, 1424576, 1780720, 2136864, 2671080, 2849152, 3561440, 4273728, 5342160, 5698304, 7122880, 8547456, 10684320, 14245760, 17094912, 21368640, 28491520, 42737280, 85474560]

約数ペア:

[(1, 85474560), (2, 42737280), (3, 28491520), (4, 21368640), (5, 17094912), (6, 14245760), (8, 10684320), (10, 8547456), (12, 7122880), (15, 5698304), (16, 5342160), (20, 4273728), (24, 3561440), (30, 2849152), (32, 2671080), (40, 2136864), (48, 1780720), (60, 1424576), (64, 1335540), (80, 1068432), (96, 890360), (120, 712288), (128, 667770), (160, 534216), (192, 445180), (240, 356144), (256, 333885), (320, 267108), (384, 222590), (480, 178072), (640, 133554), (768, 111295), (960, 89036), (1280, 66777), (1920, 44518), (3840, 22259)]