187980240

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{111893}}^1$

素因数の和:111916

約数の個数: 80

約数和(自身を含む): 665993088

約数和(自身を除く): 478012848

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, 111893, 223786, 335679, 447572, 559465, 671358, 783251, 895144, 1118930, 1342716, 1566502, 1678395, 1790288, 2237860, 2349753, 2685432, 3133004, 3356790, 3916255, 4475720, 4699506, 5370864, 6266008, 6713580, 7832510, 8951440, 9399012, 11748765, 12532016, 13427160, 15665020, 18798024, 23497530, 26854320, 31330040, 37596048, 46995060, 62660080, 93990120, 187980240]

約数ペア:

[(1, 187980240), (2, 93990120), (3, 62660080), (4, 46995060), (5, 37596048), (6, 31330040), (7, 26854320), (8, 23497530), (10, 18798024), (12, 15665020), (14, 13427160), (15, 12532016), (16, 11748765), (20, 9399012), (21, 8951440), (24, 7832510), (28, 6713580), (30, 6266008), (35, 5370864), (40, 4699506), (42, 4475720), (48, 3916255), (56, 3356790), (60, 3133004), (70, 2685432), (80, 2349753), (84, 2237860), (105, 1790288), (112, 1678395), (120, 1566502), (140, 1342716), (168, 1118930), (210, 895144), (240, 783251), (280, 671358), (336, 559465), (420, 447572), (560, 335679), (840, 223786), (1680, 111893)]