305315584

素因数分解:

$2^8\times 7^1\times {\mathrm{347}}^1\times {\mathrm{491}}^1$

素因数の和:861

約数の個数: 72

約数和(自身を含む): 699931008

約数和(自身を除く): 394615424

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 256, 347, 448, 491, 694, 896, 982, 1388, 1792, 1964, 2429, 2776, 3437, 3928, 4858, 5552, 6874, 7856, 9716, 11104, 13748, 15712, 19432, 22208, 27496, 31424, 38864, 44416, 54992, 62848, 77728, 88832, 109984, 125696, 155456, 170377, 219968, 310912, 340754, 439936, 621824, 681508, 879872, 1192639, 1363016, 2385278, 2726032, 4770556, 5452064, 9541112, 10904128, 19082224, 21808256, 38164448, 43616512, 76328896, 152657792, 305315584]

約数ペア:

[(1, 305315584), (2, 152657792), (4, 76328896), (7, 43616512), (8, 38164448), (14, 21808256), (16, 19082224), (28, 10904128), (32, 9541112), (56, 5452064), (64, 4770556), (112, 2726032), (128, 2385278), (224, 1363016), (256, 1192639), (347, 879872), (448, 681508), (491, 621824), (694, 439936), (896, 340754), (982, 310912), (1388, 219968), (1792, 170377), (1964, 155456), (2429, 125696), (2776, 109984), (3437, 88832), (3928, 77728), (4858, 62848), (5552, 54992), (6874, 44416), (7856, 38864), (9716, 31424), (11104, 27496), (13748, 22208), (15712, 19432)]