202440

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{241}}^1$

素因数の和:262

約数の個数: 64

約数和(自身を含む): 696960

約数和(自身を除く): 494520

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 241, 280, 420, 482, 723, 840, 964, 1205, 1446, 1687, 1928, 2410, 2892, 3374, 3615, 4820, 5061, 5784, 6748, 7230, 8435, 9640, 10122, 13496, 14460, 16870, 20244, 25305, 28920, 33740, 40488, 50610, 67480, 101220, 202440]

約数ペア:

[(1, 202440), (2, 101220), (3, 67480), (4, 50610), (5, 40488), (6, 33740), (7, 28920), (8, 25305), (10, 20244), (12, 16870), (14, 14460), (15, 13496), (20, 10122), (21, 9640), (24, 8435), (28, 7230), (30, 6748), (35, 5784), (40, 5061), (42, 4820), (56, 3615), (60, 3374), (70, 2892), (84, 2410), (105, 1928), (120, 1687), (140, 1446), (168, 1205), (210, 964), (241, 840), (280, 723), (420, 482)]