1968450900

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{6389}}^1$

素因数の和:6498

約数の個数: 144

約数和(自身を含む): 6212102400

約数和(自身を除く): 4243651500

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 25, 26, 30, 39, 50, 52, 60, 65, 75, 78, 79, 100, 130, 150, 156, 158, 195, 237, 260, 300, 316, 325, 390, 395, 474, 650, 780, 790, 948, 975, 1027, 1185, 1300, 1580, 1950, 1975, 2054, 2370, 3081, 3900, 3950, 4108, 4740, 5135, 5925, 6162, 6389, 7900, 10270, 11850, 12324, 12778, 15405, 19167, 20540, 23700, 25556, 25675, 30810, 31945, 38334, 51350, 61620, 63890, 76668, 77025, 83057, 95835, 102700, 127780, 154050, 159725, 166114, 191670, 249171, 308100, 319450, 332228, 383340, 415285, 479175, 498342, 504731, 638900, 830570, 958350, 996684, 1009462, 1245855, 1514193, 1661140, 1916700, 2018924, 2076425, 2491710, 2523655, 3028386, 4152850, 4983420, 5047310, 6056772, 6229275, 6561503, 7570965, 8305700, 10094620, 12458550, 12618275, 13123006, 15141930, 19684509, 24917100, 25236550, 26246012, 30283860, 32807515, 37854825, 39369018, 50473100, 65615030, 75709650, 78738036, 98422545, 131230060, 151419300, 164037575, 196845090, 328075150, 393690180, 492112725, 656150300, 984225450, 1968450900]

約数ペア:

[(1, 1968450900), (2, 984225450), (3, 656150300), (4, 492112725), (5, 393690180), (6, 328075150), (10, 196845090), (12, 164037575), (13, 151419300), (15, 131230060), (20, 98422545), (25, 78738036), (26, 75709650), (30, 65615030), (39, 50473100), (50, 39369018), (52, 37854825), (60, 32807515), (65, 30283860), (75, 26246012), (78, 25236550), (79, 24917100), (100, 19684509), (130, 15141930), (150, 13123006), (156, 12618275), (158, 12458550), (195, 10094620), (237, 8305700), (260, 7570965), (300, 6561503), (316, 6229275), (325, 6056772), (390, 5047310), (395, 4983420), (474, 4152850), (650, 3028386), (780, 2523655), (790, 2491710), (948, 2076425), (975, 2018924), (1027, 1916700), (1185, 1661140), (1300, 1514193), (1580, 1245855), (1950, 1009462), (1975, 996684), (2054, 958350), (2370, 830570), (3081, 638900), (3900, 504731), (3950, 498342), (4108, 479175), (4740, 415285), (5135, 383340), (5925, 332228), (6162, 319450), (6389, 308100), (7900, 249171), (10270, 191670), (11850, 166114), (12324, 159725), (12778, 154050), (15405, 127780), (19167, 102700), (20540, 95835), (23700, 83057), (25556, 77025), (25675, 76668), (30810, 63890), (31945, 61620), (38334, 51350)]