988908900

素因数分解:

$2^2\times 3^1\times 5^2\times 7^1\times {\mathrm{443}}^1\times {\mathrm{1063}}^1$

素因数の和:1530

約数の個数: 144

約数和(自身を含む): 3280456704

約数和(自身を除く): 2291547804

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, 140, 150, 175, 210, 300, 350, 420, 443, 525, 700, 886, 1050, 1063, 1329, 1772, 2100, 2126, 2215, 2658, 3101, 3189, 4252, 4430, 5315, 5316, 6202, 6378, 6645, 7441, 8860, 9303, 10630, 11075, 12404, 12756, 13290, 14882, 15505, 15945, 18606, 21260, 22150, 22323, 26575, 26580, 29764, 31010, 31890, 33225, 37205, 37212, 44300, 44646, 46515, 53150, 62020, 63780, 66450, 74410, 77525, 79725, 89292, 93030, 106300, 111615, 132900, 148820, 155050, 159450, 186025, 186060, 223230, 232575, 310100, 318900, 372050, 446460, 465150, 470909, 558075, 744100, 930300, 941818, 1116150, 1412727, 1883636, 2232300, 2354545, 2825454, 3296363, 4709090, 5650908, 6592726, 7063635, 9418180, 9889089, 11772725, 13185452, 14127270, 16481815, 19778178, 23545450, 28254540, 32963630, 35318175, 39556356, 47090900, 49445445, 65927260, 70636350, 82409075, 98890890, 141272700, 164818150, 197781780, 247227225, 329636300, 494454450, 988908900]

約数ペア:

[(1, 988908900), (2, 494454450), (3, 329636300), (4, 247227225), (5, 197781780), (6, 164818150), (7, 141272700), (10, 98890890), (12, 82409075), (14, 70636350), (15, 65927260), (20, 49445445), (21, 47090900), (25, 39556356), (28, 35318175), (30, 32963630), (35, 28254540), (42, 23545450), (50, 19778178), (60, 16481815), (70, 14127270), (75, 13185452), (84, 11772725), (100, 9889089), (105, 9418180), (140, 7063635), (150, 6592726), (175, 5650908), (210, 4709090), (300, 3296363), (350, 2825454), (420, 2354545), (443, 2232300), (525, 1883636), (700, 1412727), (886, 1116150), (1050, 941818), (1063, 930300), (1329, 744100), (1772, 558075), (2100, 470909), (2126, 465150), (2215, 446460), (2658, 372050), (3101, 318900), (3189, 310100), (4252, 232575), (4430, 223230), (5315, 186060), (5316, 186025), (6202, 159450), (6378, 155050), (6645, 148820), (7441, 132900), (8860, 111615), (9303, 106300), (10630, 93030), (11075, 89292), (12404, 79725), (12756, 77525), (13290, 74410), (14882, 66450), (15505, 63780), (15945, 62020), (18606, 53150), (21260, 46515), (22150, 44646), (22323, 44300), (26575, 37212), (26580, 37205), (29764, 33225), (31010, 31890)]