644366304

素因数分解:

$2^5\times 3^2\times {\mathrm{19}}^1\times {\mathrm{117757}}^1$

素因数の和:117792

約数の個数: 72

約数和(自身を含む): 1928876040

約数和(自身を除く): 1284509736

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 19, 24, 32, 36, 38, 48, 57, 72, 76, 96, 114, 144, 152, 171, 228, 288, 304, 342, 456, 608, 684, 912, 1368, 1824, 2736, 5472, 117757, 235514, 353271, 471028, 706542, 942056, 1059813, 1413084, 1884112, 2119626, 2237383, 2826168, 3768224, 4239252, 4474766, 5652336, 6712149, 8478504, 8949532, 11304672, 13424298, 16957008, 17899064, 20136447, 26848596, 33914016, 35798128, 40272894, 53697192, 71596256, 80545788, 107394384, 161091576, 214788768, 322183152, 644366304]

約数ペア:

[(1, 644366304), (2, 322183152), (3, 214788768), (4, 161091576), (6, 107394384), (8, 80545788), (9, 71596256), (12, 53697192), (16, 40272894), (18, 35798128), (19, 33914016), (24, 26848596), (32, 20136447), (36, 17899064), (38, 16957008), (48, 13424298), (57, 11304672), (72, 8949532), (76, 8478504), (96, 6712149), (114, 5652336), (144, 4474766), (152, 4239252), (171, 3768224), (228, 2826168), (288, 2237383), (304, 2119626), (342, 1884112), (456, 1413084), (608, 1059813), (684, 942056), (912, 706542), (1368, 471028), (1824, 353271), (2736, 235514), (5472, 117757)]