256256448

素因数分解:

$2^6\times 3^1\times 7^1\times {\mathrm{190667}}^1$

素因数の和:190689

約数の個数: 56

約数和(自身を含む): 774874752

約数和(自身を除く): 518618304

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 56, 64, 84, 96, 112, 168, 192, 224, 336, 448, 672, 1344, 190667, 381334, 572001, 762668, 1144002, 1334669, 1525336, 2288004, 2669338, 3050672, 4004007, 4576008, 5338676, 6101344, 8008014, 9152016, 10677352, 12202688, 16016028, 18304032, 21354704, 32032056, 36608064, 42709408, 64064112, 85418816, 128128224, 256256448]

約数ペア:

[(1, 256256448), (2, 128128224), (3, 85418816), (4, 64064112), (6, 42709408), (7, 36608064), (8, 32032056), (12, 21354704), (14, 18304032), (16, 16016028), (21, 12202688), (24, 10677352), (28, 9152016), (32, 8008014), (42, 6101344), (48, 5338676), (56, 4576008), (64, 4004007), (84, 3050672), (96, 2669338), (112, 2288004), (168, 1525336), (192, 1334669), (224, 1144002), (336, 762668), (448, 572001), (672, 381334), (1344, 190667)]