90441540

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{179}}^1\times {\mathrm{401}}^1$

素因数の和:602

約数の個数: 144

約数和(自身を含む): 316068480

約数和(自身を除く): 225626940

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, 140, 179, 180, 210, 252, 315, 358, 401, 420, 537, 630, 716, 802, 895, 1074, 1203, 1253, 1260, 1604, 1611, 1790, 2005, 2148, 2406, 2506, 2685, 2807, 3222, 3580, 3609, 3759, 4010, 4812, 5012, 5370, 5614, 6015, 6265, 6444, 7218, 7518, 8020, 8055, 8421, 10740, 11228, 11277, 12030, 12530, 14035, 14436, 15036, 16110, 16842, 18045, 18795, 22554, 24060, 25060, 25263, 28070, 32220, 33684, 36090, 37590, 42105, 45108, 50526, 56140, 56385, 71779, 72180, 75180, 84210, 101052, 112770, 126315, 143558, 168420, 215337, 225540, 252630, 287116, 358895, 430674, 502453, 505260, 646011, 717790, 861348, 1004906, 1076685, 1292022, 1435580, 1507359, 2009812, 2153370, 2512265, 2584044, 3014718, 3230055, 4306740, 4522077, 5024530, 6029436, 6460110, 7536795, 9044154, 10049060, 12920220, 15073590, 18088308, 22610385, 30147180, 45220770, 90441540]

約数ペア:

[(1, 90441540), (2, 45220770), (3, 30147180), (4, 22610385), (5, 18088308), (6, 15073590), (7, 12920220), (9, 10049060), (10, 9044154), (12, 7536795), (14, 6460110), (15, 6029436), (18, 5024530), (20, 4522077), (21, 4306740), (28, 3230055), (30, 3014718), (35, 2584044), (36, 2512265), (42, 2153370), (45, 2009812), (60, 1507359), (63, 1435580), (70, 1292022), (84, 1076685), (90, 1004906), (105, 861348), (126, 717790), (140, 646011), (179, 505260), (180, 502453), (210, 430674), (252, 358895), (315, 287116), (358, 252630), (401, 225540), (420, 215337), (537, 168420), (630, 143558), (716, 126315), (802, 112770), (895, 101052), (1074, 84210), (1203, 75180), (1253, 72180), (1260, 71779), (1604, 56385), (1611, 56140), (1790, 50526), (2005, 45108), (2148, 42105), (2406, 37590), (2506, 36090), (2685, 33684), (2807, 32220), (3222, 28070), (3580, 25263), (3609, 25060), (3759, 24060), (4010, 22554), (4812, 18795), (5012, 18045), (5370, 16842), (5614, 16110), (6015, 15036), (6265, 14436), (6444, 14035), (7218, 12530), (7518, 12030), (8020, 11277), (8055, 11228), (8421, 10740)]