2730403120

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{20773}}^1$

素因数の和:20870

約数の個数: 80

約数和(自身を含む): 6676929792

約数和(自身を除く): 3946526672

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 53, 62, 80, 106, 124, 155, 212, 248, 265, 310, 424, 496, 530, 620, 848, 1060, 1240, 1643, 2120, 2480, 3286, 4240, 6572, 8215, 13144, 16430, 20773, 26288, 32860, 41546, 65720, 83092, 103865, 131440, 166184, 207730, 332368, 415460, 643963, 830920, 1100969, 1287926, 1661840, 2201938, 2575852, 3219815, 4403876, 5151704, 5504845, 6439630, 8807752, 10303408, 11009690, 12879260, 17615504, 22019380, 25758520, 34130039, 44038760, 51517040, 68260078, 88077520, 136520156, 170650195, 273040312, 341300390, 546080624, 682600780, 1365201560, 2730403120]

約数ペア:

[(1, 2730403120), (2, 1365201560), (4, 682600780), (5, 546080624), (8, 341300390), (10, 273040312), (16, 170650195), (20, 136520156), (31, 88077520), (40, 68260078), (53, 51517040), (62, 44038760), (80, 34130039), (106, 25758520), (124, 22019380), (155, 17615504), (212, 12879260), (248, 11009690), (265, 10303408), (310, 8807752), (424, 6439630), (496, 5504845), (530, 5151704), (620, 4403876), (848, 3219815), (1060, 2575852), (1240, 2201938), (1643, 1661840), (2120, 1287926), (2480, 1100969), (3286, 830920), (4240, 643963), (6572, 415460), (8215, 332368), (13144, 207730), (16430, 166184), (20773, 131440), (26288, 103865), (32860, 83092), (41546, 65720)]