121012500

素因数分解:

$2^2\times 3^1\times 5^5\times 7^1\times {\mathrm{461}}^1$

素因数の和:500

約数の個数: 144

約数和(自身を含む): 404224128

約数和(自身を除く): 283211628

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 25, 28, 30, 35, 42, 50, 60, 70, 75, 84, 100, 105, 125, 140, 150, 175, 210, 250, 300, 350, 375, 420, 461, 500, 525, 625, 700, 750, 875, 922, 1050, 1250, 1383, 1500, 1750, 1844, 1875, 2100, 2305, 2500, 2625, 2766, 3125, 3227, 3500, 3750, 4375, 4610, 5250, 5532, 6250, 6454, 6915, 7500, 8750, 9220, 9375, 9681, 10500, 11525, 12500, 12908, 13125, 13830, 16135, 17500, 18750, 19362, 21875, 23050, 26250, 27660, 32270, 34575, 37500, 38724, 43750, 46100, 48405, 52500, 57625, 64540, 65625, 69150, 80675, 87500, 96810, 115250, 131250, 138300, 161350, 172875, 193620, 230500, 242025, 262500, 288125, 322700, 345750, 403375, 484050, 576250, 691500, 806750, 864375, 968100, 1152500, 1210125, 1440625, 1613500, 1728750, 2016875, 2420250, 2881250, 3457500, 4033750, 4321875, 4840500, 5762500, 6050625, 8067500, 8643750, 10084375, 12101250, 17287500, 20168750, 24202500, 30253125, 40337500, 60506250, 121012500]

約数ペア:

[(1, 121012500), (2, 60506250), (3, 40337500), (4, 30253125), (5, 24202500), (6, 20168750), (7, 17287500), (10, 12101250), (12, 10084375), (14, 8643750), (15, 8067500), (20, 6050625), (21, 5762500), (25, 4840500), (28, 4321875), (30, 4033750), (35, 3457500), (42, 2881250), (50, 2420250), (60, 2016875), (70, 1728750), (75, 1613500), (84, 1440625), (100, 1210125), (105, 1152500), (125, 968100), (140, 864375), (150, 806750), (175, 691500), (210, 576250), (250, 484050), (300, 403375), (350, 345750), (375, 322700), (420, 288125), (461, 262500), (500, 242025), (525, 230500), (625, 193620), (700, 172875), (750, 161350), (875, 138300), (922, 131250), (1050, 115250), (1250, 96810), (1383, 87500), (1500, 80675), (1750, 69150), (1844, 65625), (1875, 64540), (2100, 57625), (2305, 52500), (2500, 48405), (2625, 46100), (2766, 43750), (3125, 38724), (3227, 37500), (3500, 34575), (3750, 32270), (4375, 27660), (4610, 26250), (5250, 23050), (5532, 21875), (6250, 19362), (6454, 18750), (6915, 17500), (7500, 16135), (8750, 13830), (9220, 13125), (9375, 12908), (9681, 12500), (10500, 11525)]