278460480

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{431}}^1\times {\mathrm{673}}^1$

素因数の和:1124

約数の個数: 112

約数和(自身を含む): 887480064

約数和(自身を除く): 609019584

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, 431, 480, 673, 862, 960, 1293, 1346, 1724, 2019, 2155, 2586, 2692, 3365, 3448, 4038, 4310, 5172, 5384, 6465, 6730, 6896, 8076, 8620, 10095, 10344, 10768, 12930, 13460, 13792, 16152, 17240, 20190, 20688, 21536, 25860, 26920, 27584, 32304, 34480, 40380, 41376, 43072, 51720, 53840, 64608, 68960, 80760, 82752, 103440, 107680, 129216, 137920, 161520, 206880, 215360, 290063, 323040, 413760, 580126, 646080, 870189, 1160252, 1450315, 1740378, 2320504, 2900630, 3480756, 4350945, 4641008, 5801260, 6961512, 8701890, 9282016, 11602520, 13923024, 17403780, 18564032, 23205040, 27846048, 34807560, 46410080, 55692096, 69615120, 92820160, 139230240, 278460480]

約数ペア:

[(1, 278460480), (2, 139230240), (3, 92820160), (4, 69615120), (5, 55692096), (6, 46410080), (8, 34807560), (10, 27846048), (12, 23205040), (15, 18564032), (16, 17403780), (20, 13923024), (24, 11602520), (30, 9282016), (32, 8701890), (40, 6961512), (48, 5801260), (60, 4641008), (64, 4350945), (80, 3480756), (96, 2900630), (120, 2320504), (160, 1740378), (192, 1450315), (240, 1160252), (320, 870189), (431, 646080), (480, 580126), (673, 413760), (862, 323040), (960, 290063), (1293, 215360), (1346, 206880), (1724, 161520), (2019, 137920), (2155, 129216), (2586, 107680), (2692, 103440), (3365, 82752), (3448, 80760), (4038, 68960), (4310, 64608), (5172, 53840), (5384, 51720), (6465, 43072), (6730, 41376), (6896, 40380), (8076, 34480), (8620, 32304), (10095, 27584), (10344, 26920), (10768, 25860), (12930, 21536), (13460, 20688), (13792, 20190), (16152, 17240)]