90136620

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{71537}}^1$

素因数の和:71559

約数の個数: 72

約数和(自身を含む): 312477984

約数和(自身を除く): 222341364

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, 180, 210, 252, 315, 420, 630, 1260, 71537, 143074, 214611, 286148, 357685, 429222, 500759, 643833, 715370, 858444, 1001518, 1073055, 1287666, 1430740, 1502277, 2003036, 2146110, 2503795, 2575332, 3004554, 3219165, 4292220, 4506831, 5007590, 6009108, 6438330, 7511385, 9013662, 10015180, 12876660, 15022770, 18027324, 22534155, 30045540, 45068310, 90136620]

約数ペア:

[(1, 90136620), (2, 45068310), (3, 30045540), (4, 22534155), (5, 18027324), (6, 15022770), (7, 12876660), (9, 10015180), (10, 9013662), (12, 7511385), (14, 6438330), (15, 6009108), (18, 5007590), (20, 4506831), (21, 4292220), (28, 3219165), (30, 3004554), (35, 2575332), (36, 2503795), (42, 2146110), (45, 2003036), (60, 1502277), (63, 1430740), (70, 1287666), (84, 1073055), (90, 1001518), (105, 858444), (126, 715370), (140, 643833), (180, 500759), (210, 429222), (252, 357685), (315, 286148), (420, 214611), (630, 143074), (1260, 71537)]