256804516816

素因数分解:

$2^4\times {\mathrm{17}}^2\times {\mathrm{229}}^1\times {\mathrm{242521}}^1$

素因数の和:242792

約数の個数: 60

約数和(自身を含む): 530858831020

約数和(自身を除く): 274054314204

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 229, 272, 289, 458, 578, 916, 1156, 1832, 2312, 3664, 3893, 4624, 7786, 15572, 31144, 62288, 66181, 132362, 242521, 264724, 485042, 529448, 970084, 1058896, 1940168, 3880336, 4122857, 8245714, 16491428, 32982856, 55537309, 65965712, 70088569, 111074618, 140177138, 222149236, 280354276, 444298472, 560708552, 888596944, 944134253, 1121417104, 1888268506, 3776537012, 7553074024, 15106148048, 16050282301, 32100564602, 64201129204, 128402258408, 256804516816]

約数ペア:

[(1, 256804516816), (2, 128402258408), (4, 64201129204), (8, 32100564602), (16, 16050282301), (17, 15106148048), (34, 7553074024), (68, 3776537012), (136, 1888268506), (229, 1121417104), (272, 944134253), (289, 888596944), (458, 560708552), (578, 444298472), (916, 280354276), (1156, 222149236), (1832, 140177138), (2312, 111074618), (3664, 70088569), (3893, 65965712), (4624, 55537309), (7786, 32982856), (15572, 16491428), (31144, 8245714), (62288, 4122857), (66181, 3880336), (132362, 1940168), (242521, 1058896), (264724, 970084), (485042, 529448)]