280435904

素因数分解:

$2^6\times 7^1\times {\mathrm{307}}^1\times {\mathrm{2039}}^1$

素因数の和:2365

約数の個数: 56

約数和(自身を含む): 638373120

約数和(自身を除く): 357937216

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 224, 307, 448, 614, 1228, 2039, 2149, 2456, 4078, 4298, 4912, 8156, 8596, 9824, 14273, 16312, 17192, 19648, 28546, 32624, 34384, 57092, 65248, 68768, 114184, 130496, 137536, 228368, 456736, 625973, 913472, 1251946, 2503892, 4381811, 5007784, 8763622, 10015568, 17527244, 20031136, 35054488, 40062272, 70108976, 140217952, 280435904]

約数ペア:

[(1, 280435904), (2, 140217952), (4, 70108976), (7, 40062272), (8, 35054488), (14, 20031136), (16, 17527244), (28, 10015568), (32, 8763622), (56, 5007784), (64, 4381811), (112, 2503892), (224, 1251946), (307, 913472), (448, 625973), (614, 456736), (1228, 228368), (2039, 137536), (2149, 130496), (2456, 114184), (4078, 68768), (4298, 65248), (4912, 57092), (8156, 34384), (8596, 32624), (9824, 28546), (14273, 19648), (16312, 17192)]