7137740.000000000

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{179}}^1\times {\mathrm{743}}^1$

素因数の和:945

約数の個数: 72

約数和(自身を含む): 320604480

約数和(自身を除く): 190267420

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 179, 196, 245, 358, 490, 716, 743, 895, 980, 1253, 1486, 1790, 2506, 2972, 3580, 3715, 5012, 5201, 6265, 7430, 8771, 10402, 12530, 14860, 17542, 20804, 25060, 26005, 35084, 36407, 43855, 52010, 72814, 87710, 104020, 132997, 145628, 175420, 182035, 265994, 364070, 531988, 664985, 728140, 930979, 1329970, 1861958, 2659940, 3723916, 4654895, 6516853, 9309790, 13033706, 18619580, 26067412, 32584265, 65168530, 130337060]

約数ペア:

[(1, 130337060), (2, 65168530), (4, 32584265), (5, 26067412), (7, 18619580), (10, 13033706), (14, 9309790), (20, 6516853), (28, 4654895), (35, 3723916), (49, 2659940), (70, 1861958), (98, 1329970), (140, 930979), (179, 728140), (196, 664985), (245, 531988), (358, 364070), (490, 265994), (716, 182035), (743, 175420), (895, 145628), (980, 132997), (1253, 104020), (1486, 87710), (1790, 72814), (2506, 52010), (2972, 43855), (3580, 36407), (3715, 35084), (5012, 26005), (5201, 25060), (6265, 20804), (7430, 17542), (8771, 14860), (10402, 12530)]