201838980

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{480569}}^1$

素因数の和:480588

約数の個数: 48

約数和(自身を含む): 645886080

約数和(自身を除く): 444047100

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 480569, 961138, 1441707, 1922276, 2402845, 2883414, 3363983, 4805690, 5766828, 6727966, 7208535, 9611380, 10091949, 13455932, 14417070, 16819915, 20183898, 28834140, 33639830, 40367796, 50459745, 67279660, 100919490, 201838980]

約数ペア:

[(1, 201838980), (2, 100919490), (3, 67279660), (4, 50459745), (5, 40367796), (6, 33639830), (7, 28834140), (10, 20183898), (12, 16819915), (14, 14417070), (15, 13455932), (20, 10091949), (21, 9611380), (28, 7208535), (30, 6727966), (35, 5766828), (42, 4805690), (60, 3363983), (70, 2883414), (84, 2402845), (105, 1922276), (140, 1441707), (210, 961138), (420, 480569)]