1381972560

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{185749}}^1$

素因数の和:185796

約数の個数: 80

約数和(自身を含む): 4422336000

約数和(自身を除く): 3040363440

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 40, 48, 60, 62, 80, 93, 120, 124, 155, 186, 240, 248, 310, 372, 465, 496, 620, 744, 930, 1240, 1488, 1860, 2480, 3720, 7440, 185749, 371498, 557247, 742996, 928745, 1114494, 1485992, 1857490, 2228988, 2786235, 2971984, 3714980, 4457976, 5572470, 5758219, 7429960, 8915952, 11144940, 11516438, 14859920, 17274657, 22289880, 23032876, 28791095, 34549314, 44579760, 46065752, 57582190, 69098628, 86373285, 92131504, 115164380, 138197256, 172746570, 230328760, 276394512, 345493140, 460657520, 690986280, 1381972560]

約数ペア:

[(1, 1381972560), (2, 690986280), (3, 460657520), (4, 345493140), (5, 276394512), (6, 230328760), (8, 172746570), (10, 138197256), (12, 115164380), (15, 92131504), (16, 86373285), (20, 69098628), (24, 57582190), (30, 46065752), (31, 44579760), (40, 34549314), (48, 28791095), (60, 23032876), (62, 22289880), (80, 17274657), (93, 14859920), (120, 11516438), (124, 11144940), (155, 8915952), (186, 7429960), (240, 5758219), (248, 5572470), (310, 4457976), (372, 3714980), (465, 2971984), (496, 2786235), (620, 2228988), (744, 1857490), (930, 1485992), (1240, 1114494), (1488, 928745), (1860, 742996), (2480, 557247), (3720, 371498), (7440, 185749)]