31353480

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{9677}}^1$

素因数の和:9700

約数の個数: 80

約数和(自身を含む): 105393420

約数和(自身を除く): 74039940

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 81, 90, 108, 120, 135, 162, 180, 216, 270, 324, 360, 405, 540, 648, 810, 1080, 1620, 3240, 9677, 19354, 29031, 38708, 48385, 58062, 77416, 87093, 96770, 116124, 145155, 174186, 193540, 232248, 261279, 290310, 348372, 387080, 435465, 522558, 580620, 696744, 783837, 870930, 1045116, 1161240, 1306395, 1567674, 1741860, 2090232, 2612790, 3135348, 3483720, 3919185, 5225580, 6270696, 7838370, 10451160, 15676740, 31353480]

約数ペア:

[(1, 31353480), (2, 15676740), (3, 10451160), (4, 7838370), (5, 6270696), (6, 5225580), (8, 3919185), (9, 3483720), (10, 3135348), (12, 2612790), (15, 2090232), (18, 1741860), (20, 1567674), (24, 1306395), (27, 1161240), (30, 1045116), (36, 870930), (40, 783837), (45, 696744), (54, 580620), (60, 522558), (72, 435465), (81, 387080), (90, 348372), (108, 290310), (120, 261279), (135, 232248), (162, 193540), (180, 174186), (216, 145155), (270, 116124), (324, 96770), (360, 87093), (405, 77416), (540, 58062), (648, 48385), (810, 38708), (1080, 29031), (1620, 19354), (3240, 9677)]