2018011920

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{1489}}^1\times {\mathrm{5647}}^1$

素因数の和:7152

約数の個数: 80

約数和(自身を含む): 6261146880

約数和(自身を除く): 4243134960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 1489, 2978, 4467, 5647, 5956, 7445, 8934, 11294, 11912, 14890, 16941, 17868, 22335, 22588, 23824, 28235, 29780, 33882, 35736, 44670, 45176, 56470, 59560, 67764, 71472, 84705, 89340, 90352, 112940, 119120, 135528, 169410, 178680, 225880, 271056, 338820, 357360, 451760, 677640, 1355280, 8408383, 16816766, 25225149, 33633532, 42041915, 50450298, 67267064, 84083830, 100900596, 126125745, 134534128, 168167660, 201801192, 252251490, 336335320, 403602384, 504502980, 672670640, 1009005960, 2018011920]

約数ペア:

[(1, 2018011920), (2, 1009005960), (3, 672670640), (4, 504502980), (5, 403602384), (6, 336335320), (8, 252251490), (10, 201801192), (12, 168167660), (15, 134534128), (16, 126125745), (20, 100900596), (24, 84083830), (30, 67267064), (40, 50450298), (48, 42041915), (60, 33633532), (80, 25225149), (120, 16816766), (240, 8408383), (1489, 1355280), (2978, 677640), (4467, 451760), (5647, 357360), (5956, 338820), (7445, 271056), (8934, 225880), (11294, 178680), (11912, 169410), (14890, 135528), (16941, 119120), (17868, 112940), (22335, 90352), (22588, 89340), (23824, 84705), (28235, 71472), (29780, 67764), (33882, 59560), (35736, 56470), (44670, 45176)]