2990250

素因数分解:

$2^1\times 3^3\times 5^3\times {\mathrm{443}}^1$

素因数の和:469

約数の個数: 64

約数和(自身を含む): 8311680

約数和(自身を除く): 5321430

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 27, 30, 45, 50, 54, 75, 90, 125, 135, 150, 225, 250, 270, 375, 443, 450, 675, 750, 886, 1125, 1329, 1350, 2215, 2250, 2658, 3375, 3987, 4430, 6645, 6750, 7974, 11075, 11961, 13290, 19935, 22150, 23922, 33225, 39870, 55375, 59805, 66450, 99675, 110750, 119610, 166125, 199350, 299025, 332250, 498375, 598050, 996750, 1495125, 2990250]

約数ペア:

[(1, 2990250), (2, 1495125), (3, 996750), (5, 598050), (6, 498375), (9, 332250), (10, 299025), (15, 199350), (18, 166125), (25, 119610), (27, 110750), (30, 99675), (45, 66450), (50, 59805), (54, 55375), (75, 39870), (90, 33225), (125, 23922), (135, 22150), (150, 19935), (225, 13290), (250, 11961), (270, 11075), (375, 7974), (443, 6750), (450, 6645), (675, 4430), (750, 3987), (886, 3375), (1125, 2658), (1329, 2250), (1350, 2215)]