209611920

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{124769}}^1$

素因数の和:124792

約数の個数: 80

約数和(自身を含む): 742631040

約数和(自身を除く): 533019120

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, 124769, 249538, 374307, 499076, 623845, 748614, 873383, 998152, 1247690, 1497228, 1746766, 1871535, 1996304, 2495380, 2620149, 2994456, 3493532, 3743070, 4366915, 4990760, 5240298, 5988912, 6987064, 7486140, 8733830, 9981520, 10480596, 13100745, 13974128, 14972280, 17467660, 20961192, 26201490, 29944560, 34935320, 41922384, 52402980, 69870640, 104805960, 209611920]

約数ペア:

[(1, 209611920), (2, 104805960), (3, 69870640), (4, 52402980), (5, 41922384), (6, 34935320), (7, 29944560), (8, 26201490), (10, 20961192), (12, 17467660), (14, 14972280), (15, 13974128), (16, 13100745), (20, 10480596), (21, 9981520), (24, 8733830), (28, 7486140), (30, 6987064), (35, 5988912), (40, 5240298), (42, 4990760), (48, 4366915), (56, 3743070), (60, 3493532), (70, 2994456), (80, 2620149), (84, 2495380), (105, 1996304), (112, 1871535), (120, 1746766), (140, 1497228), (168, 1247690), (210, 998152), (240, 873383), (280, 748614), (336, 623845), (420, 499076), (560, 374307), (840, 249538), (1680, 124769)]