1988611800

素因数分解:

$2^3\times 3^1\times 5^2\times 7^1\times {\mathrm{473479}}^1$

素因数の和:473505

約数の個数: 96

約数和(自身を含む): 7045382400

約数和(自身を除く): 5056770600

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 25, 28, 30, 35, 40, 42, 50, 56, 60, 70, 75, 84, 100, 105, 120, 140, 150, 168, 175, 200, 210, 280, 300, 350, 420, 525, 600, 700, 840, 1050, 1400, 2100, 4200, 473479, 946958, 1420437, 1893916, 2367395, 2840874, 3314353, 3787832, 4734790, 5681748, 6628706, 7102185, 9469580, 9943059, 11363496, 11836975, 13257412, 14204370, 16571765, 18939160, 19886118, 23673950, 26514824, 28408740, 33143530, 35510925, 39772236, 47347900, 49715295, 56817480, 66287060, 71021850, 79544472, 82858825, 94695800, 99430590, 132574120, 142043700, 165717650, 198861180, 248576475, 284087400, 331435300, 397722360, 497152950, 662870600, 994305900, 1988611800]

約数ペア:

[(1, 1988611800), (2, 994305900), (3, 662870600), (4, 497152950), (5, 397722360), (6, 331435300), (7, 284087400), (8, 248576475), (10, 198861180), (12, 165717650), (14, 142043700), (15, 132574120), (20, 99430590), (21, 94695800), (24, 82858825), (25, 79544472), (28, 71021850), (30, 66287060), (35, 56817480), (40, 49715295), (42, 47347900), (50, 39772236), (56, 35510925), (60, 33143530), (70, 28408740), (75, 26514824), (84, 23673950), (100, 19886118), (105, 18939160), (120, 16571765), (140, 14204370), (150, 13257412), (168, 11836975), (175, 11363496), (200, 9943059), (210, 9469580), (280, 7102185), (300, 6628706), (350, 5681748), (420, 4734790), (525, 3787832), (600, 3314353), (700, 2840874), (840, 2367395), (1050, 1893916), (1400, 1420437), (2100, 946958), (4200, 473479)]