30681000

素因数分解:

$2^3\times 3^2\times 5^3\times 7^1\times {\mathrm{487}}^1$

素因数の和:521

約数の個数: 192

約数和(自身を含む): 118759680

約数和(自身を除く): 88078680

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 25, 28, 30, 35, 36, 40, 42, 45, 50, 56, 60, 63, 70, 72, 75, 84, 90, 100, 105, 120, 125, 126, 140, 150, 168, 175, 180, 200, 210, 225, 250, 252, 280, 300, 315, 350, 360, 375, 420, 450, 487, 500, 504, 525, 600, 630, 700, 750, 840, 875, 900, 974, 1000, 1050, 1125, 1260, 1400, 1461, 1500, 1575, 1750, 1800, 1948, 2100, 2250, 2435, 2520, 2625, 2922, 3000, 3150, 3409, 3500, 3896, 4200, 4383, 4500, 4870, 5250, 5844, 6300, 6818, 7000, 7305, 7875, 8766, 9000, 9740, 10227, 10500, 11688, 12175, 12600, 13636, 14610, 15750, 17045, 17532, 19480, 20454, 21000, 21915, 24350, 27272, 29220, 30681, 31500, 34090, 35064, 36525, 40908, 43830, 48700, 51135, 58440, 60875, 61362, 63000, 68180, 73050, 81816, 85225, 87660, 97400, 102270, 109575, 121750, 122724, 136360, 146100, 153405, 170450, 175320, 182625, 204540, 219150, 243500, 245448, 255675, 292200, 306810, 340900, 365250, 409080, 426125, 438300, 487000, 511350, 547875, 613620, 681800, 730500, 767025, 852250, 876600, 1022700, 1095750, 1227240, 1278375, 1461000, 1534050, 1704500, 2045400, 2191500, 2556750, 3068100, 3409000, 3835125, 4383000, 5113500, 6136200, 7670250, 10227000, 15340500, 30681000]

約数ペア:

[(1, 30681000), (2, 15340500), (3, 10227000), (4, 7670250), (5, 6136200), (6, 5113500), (7, 4383000), (8, 3835125), (9, 3409000), (10, 3068100), (12, 2556750), (14, 2191500), (15, 2045400), (18, 1704500), (20, 1534050), (21, 1461000), (24, 1278375), (25, 1227240), (28, 1095750), (30, 1022700), (35, 876600), (36, 852250), (40, 767025), (42, 730500), (45, 681800), (50, 613620), (56, 547875), (60, 511350), (63, 487000), (70, 438300), (72, 426125), (75, 409080), (84, 365250), (90, 340900), (100, 306810), (105, 292200), (120, 255675), (125, 245448), (126, 243500), (140, 219150), (150, 204540), (168, 182625), (175, 175320), (180, 170450), (200, 153405), (210, 146100), (225, 136360), (250, 122724), (252, 121750), (280, 109575), (300, 102270), (315, 97400), (350, 87660), (360, 85225), (375, 81816), (420, 73050), (450, 68180), (487, 63000), (500, 61362), (504, 60875), (525, 58440), (600, 51135), (630, 48700), (700, 43830), (750, 40908), (840, 36525), (875, 35064), (900, 34090), (974, 31500), (1000, 30681), (1050, 29220), (1125, 27272), (1260, 24350), (1400, 21915), (1461, 21000), (1500, 20454), (1575, 19480), (1750, 17532), (1800, 17045), (1948, 15750), (2100, 14610), (2250, 13636), (2435, 12600), (2520, 12175), (2625, 11688), (2922, 10500), (3000, 10227), (3150, 9740), (3409, 9000), (3500, 8766), (3896, 7875), (4200, 7305), (4383, 7000), (4500, 6818), (4870, 6300), (5250, 5844)]