218132880

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{129841}}^1$

素因数の和:129864

約数の個数: 80

約数和(自身を含む): 772819584

約数和(自身を除く): 554686704

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1680, 129841, 259682, 389523, 519364, 649205, 779046, 908887, 1038728, 1298410, 1558092, 1817774, 1947615, 2077456, 2596820, 2726661, 3116184, 3635548, 3895230, 4544435, 5193640, 5453322, 6232368, 7271096, 7790460, 9088870, 10387280, 10906644, 13633305, 14542192, 15580920, 18177740, 21813288, 27266610, 31161840, 36355480, 43626576, 54533220, 72710960, 109066440, 218132880]

約数ペア:

[(1, 218132880), (2, 109066440), (3, 72710960), (4, 54533220), (5, 43626576), (6, 36355480), (7, 31161840), (8, 27266610), (10, 21813288), (12, 18177740), (14, 15580920), (15, 14542192), (16, 13633305), (20, 10906644), (21, 10387280), (24, 9088870), (28, 7790460), (30, 7271096), (35, 6232368), (40, 5453322), (42, 5193640), (48, 4544435), (56, 3895230), (60, 3635548), (70, 3116184), (80, 2726661), (84, 2596820), (105, 2077456), (112, 1947615), (120, 1817774), (140, 1558092), (168, 1298410), (210, 1038728), (240, 908887), (280, 779046), (336, 649205), (420, 519364), (560, 389523), (840, 259682), (1680, 129841)]