321322560

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{25747}}^1$

素因数の和:25780

約数の個数: 112

約数和(自身を含む): 1098718656

約数和(自身を除く): 777396096

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 32, 39, 40, 48, 52, 60, 64, 65, 78, 80, 96, 104, 120, 130, 156, 160, 192, 195, 208, 240, 260, 312, 320, 390, 416, 480, 520, 624, 780, 832, 960, 1040, 1248, 1560, 2080, 2496, 3120, 4160, 6240, 12480, 25747, 51494, 77241, 102988, 128735, 154482, 205976, 257470, 308964, 334711, 386205, 411952, 514940, 617928, 669422, 772410, 823904, 1004133, 1029880, 1235856, 1338844, 1544820, 1647808, 1673555, 2008266, 2059760, 2471712, 2677688, 3089640, 3347110, 4016532, 4119520, 4943424, 5020665, 5355376, 6179280, 6694220, 8033064, 8239040, 10041330, 10710752, 12358560, 13388440, 16066128, 20082660, 21421504, 24717120, 26776880, 32132256, 40165320, 53553760, 64264512, 80330640, 107107520, 160661280, 321322560]

約数ペア:

[(1, 321322560), (2, 160661280), (3, 107107520), (4, 80330640), (5, 64264512), (6, 53553760), (8, 40165320), (10, 32132256), (12, 26776880), (13, 24717120), (15, 21421504), (16, 20082660), (20, 16066128), (24, 13388440), (26, 12358560), (30, 10710752), (32, 10041330), (39, 8239040), (40, 8033064), (48, 6694220), (52, 6179280), (60, 5355376), (64, 5020665), (65, 4943424), (78, 4119520), (80, 4016532), (96, 3347110), (104, 3089640), (120, 2677688), (130, 2471712), (156, 2059760), (160, 2008266), (192, 1673555), (195, 1647808), (208, 1544820), (240, 1338844), (260, 1235856), (312, 1029880), (320, 1004133), (390, 823904), (416, 772410), (480, 669422), (520, 617928), (624, 514940), (780, 411952), (832, 386205), (960, 334711), (1040, 308964), (1248, 257470), (1560, 205976), (2080, 154482), (2496, 128735), (3120, 102988), (4160, 77241), (6240, 51494), (12480, 25747)]