900108.00000000

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{137}}^1\times {\mathrm{421}}^1$

素因数の和:580

約数の個数: 144

約数和(自身を含む): 254374848

約数和(自身を除く): 181701828

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 137, 140, 180, 210, 252, 274, 315, 411, 420, 421, 548, 630, 685, 822, 842, 959, 1233, 1260, 1263, 1370, 1644, 1684, 1918, 2055, 2105, 2466, 2526, 2740, 2877, 2947, 3789, 3836, 4110, 4210, 4795, 4932, 5052, 5754, 5894, 6165, 6315, 7578, 8220, 8420, 8631, 8841, 9590, 11508, 11788, 12330, 12630, 14385, 14735, 15156, 17262, 17682, 18945, 19180, 24660, 25260, 26523, 28770, 29470, 34524, 35364, 37890, 43155, 44205, 53046, 57540, 57677, 58940, 75780, 86310, 88410, 106092, 115354, 132615, 172620, 173031, 176820, 230708, 265230, 288385, 346062, 403739, 519093, 530460, 576770, 692124, 807478, 865155, 1038186, 1153540, 1211217, 1614956, 1730310, 2018695, 2076372, 2422434, 2595465, 3460620, 3633651, 4037390, 4844868, 5190930, 6056085, 7267302, 8074780, 10381860, 12112170, 14534604, 18168255, 24224340, 36336510, 72673020]

約数ペア:

[(1, 72673020), (2, 36336510), (3, 24224340), (4, 18168255), (5, 14534604), (6, 12112170), (7, 10381860), (9, 8074780), (10, 7267302), (12, 6056085), (14, 5190930), (15, 4844868), (18, 4037390), (20, 3633651), (21, 3460620), (28, 2595465), (30, 2422434), (35, 2076372), (36, 2018695), (42, 1730310), (45, 1614956), (60, 1211217), (63, 1153540), (70, 1038186), (84, 865155), (90, 807478), (105, 692124), (126, 576770), (137, 530460), (140, 519093), (180, 403739), (210, 346062), (252, 288385), (274, 265230), (315, 230708), (411, 176820), (420, 173031), (421, 172620), (548, 132615), (630, 115354), (685, 106092), (822, 88410), (842, 86310), (959, 75780), (1233, 58940), (1260, 57677), (1263, 57540), (1370, 53046), (1644, 44205), (1684, 43155), (1918, 37890), (2055, 35364), (2105, 34524), (2466, 29470), (2526, 28770), (2740, 26523), (2877, 25260), (2947, 24660), (3789, 19180), (3836, 18945), (4110, 17682), (4210, 17262), (4795, 15156), (4932, 14735), (5052, 14385), (5754, 12630), (5894, 12330), (6165, 11788), (6315, 11508), (7578, 9590), (8220, 8841), (8420, 8631)]