221210261776

素因数分解:

$2^4\times 7^1\times {\mathrm{31}}^1\times {\mathrm{2039}}^1\times {\mathrm{31247}}^1$

素因数の和:33332

約数の個数: 80

約数和(自身を含む): 505887621120

約数和(自身を除く): 284677359344

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 56, 62, 112, 124, 217, 248, 434, 496, 868, 1736, 2039, 3472, 4078, 8156, 14273, 16312, 28546, 31247, 32624, 57092, 62494, 63209, 114184, 124988, 126418, 218729, 228368, 249976, 252836, 437458, 442463, 499952, 505672, 874916, 884926, 968657, 1011344, 1749832, 1769852, 1937314, 3499664, 3539704, 3874628, 6780599, 7079408, 7749256, 13561198, 15498512, 27122396, 54244792, 63712633, 108489584, 127425266, 254850532, 445988431, 509701064, 891976862, 1019402128, 1783953724, 1975091623, 3567907448, 3950183246, 7135814896, 7900366492, 13825641361, 15800732984, 27651282722, 31601465968, 55302565444, 110605130888, 221210261776]

約数ペア:

[(1, 221210261776), (2, 110605130888), (4, 55302565444), (7, 31601465968), (8, 27651282722), (14, 15800732984), (16, 13825641361), (28, 7900366492), (31, 7135814896), (56, 3950183246), (62, 3567907448), (112, 1975091623), (124, 1783953724), (217, 1019402128), (248, 891976862), (434, 509701064), (496, 445988431), (868, 254850532), (1736, 127425266), (2039, 108489584), (3472, 63712633), (4078, 54244792), (8156, 27122396), (14273, 15498512), (16312, 13561198), (28546, 7749256), (31247, 7079408), (32624, 6780599), (57092, 3874628), (62494, 3539704), (63209, 3499664), (114184, 1937314), (124988, 1769852), (126418, 1749832), (218729, 1011344), (228368, 968657), (249976, 884926), (252836, 874916), (437458, 505672), (442463, 499952)]