1780678080

素因数分解:

$2^6\times 3^4\times 5^1\times {\mathrm{68699}}^1$

素因数の和:68728

約数の個数: 140

約数和(自身を含む): 6334277400

約数和(自身を除く): 4553599320

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 64, 72, 80, 81, 90, 96, 108, 120, 135, 144, 160, 162, 180, 192, 216, 240, 270, 288, 320, 324, 360, 405, 432, 480, 540, 576, 648, 720, 810, 864, 960, 1080, 1296, 1440, 1620, 1728, 2160, 2592, 2880, 3240, 4320, 5184, 6480, 8640, 12960, 25920, 68699, 137398, 206097, 274796, 343495, 412194, 549592, 618291, 686990, 824388, 1030485, 1099184, 1236582, 1373980, 1648776, 1854873, 2060970, 2198368, 2473164, 2747960, 3091455, 3297552, 3709746, 4121940, 4396736, 4946328, 5495920, 5564619, 6182910, 6595104, 7419492, 8243880, 9274365, 9892656, 10991840, 11129238, 12365820, 13190208, 14838984, 16487760, 18548730, 19785312, 21983680, 22258476, 24731640, 27823095, 29677968, 32975520, 37097460, 39570624, 44516952, 49463280, 55646190, 59355936, 65951040, 74194920, 89033904, 98926560, 111292380, 118711872, 148389840, 178067808, 197853120, 222584760, 296779680, 356135616, 445169520, 593559360, 890339040, 1780678080]

約数ペア:

[(1, 1780678080), (2, 890339040), (3, 593559360), (4, 445169520), (5, 356135616), (6, 296779680), (8, 222584760), (9, 197853120), (10, 178067808), (12, 148389840), (15, 118711872), (16, 111292380), (18, 98926560), (20, 89033904), (24, 74194920), (27, 65951040), (30, 59355936), (32, 55646190), (36, 49463280), (40, 44516952), (45, 39570624), (48, 37097460), (54, 32975520), (60, 29677968), (64, 27823095), (72, 24731640), (80, 22258476), (81, 21983680), (90, 19785312), (96, 18548730), (108, 16487760), (120, 14838984), (135, 13190208), (144, 12365820), (160, 11129238), (162, 10991840), (180, 9892656), (192, 9274365), (216, 8243880), (240, 7419492), (270, 6595104), (288, 6182910), (320, 5564619), (324, 5495920), (360, 4946328), (405, 4396736), (432, 4121940), (480, 3709746), (540, 3297552), (576, 3091455), (648, 2747960), (720, 2473164), (810, 2198368), (864, 2060970), (960, 1854873), (1080, 1648776), (1296, 1373980), (1440, 1236582), (1620, 1099184), (1728, 1030485), (2160, 824388), (2592, 686990), (2880, 618291), (3240, 549592), (4320, 412194), (5184, 343495), (6480, 274796), (8640, 206097), (12960, 137398), (25920, 68699)]