321672564

素因数分解:

$2^2\times 3^2\times {\mathrm{97}}^1\times {\mathrm{251}}^1\times {\mathrm{367}}^1$

素因数の和:725

約数の個数: 72

約数和(自身を含む): 827019648

約数和(自身を除く): 505347084

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 97, 194, 251, 291, 367, 388, 502, 582, 734, 753, 873, 1004, 1101, 1164, 1468, 1506, 1746, 2202, 2259, 3012, 3303, 3492, 4404, 4518, 6606, 9036, 13212, 24347, 35599, 48694, 71198, 73041, 92117, 97388, 106797, 142396, 146082, 184234, 213594, 219123, 276351, 292164, 320391, 368468, 427188, 438246, 552702, 640782, 829053, 876492, 1105404, 1281564, 1658106, 3316212, 8935349, 17870698, 26806047, 35741396, 53612094, 80418141, 107224188, 160836282, 321672564]

約数ペア:

[(1, 321672564), (2, 160836282), (3, 107224188), (4, 80418141), (6, 53612094), (9, 35741396), (12, 26806047), (18, 17870698), (36, 8935349), (97, 3316212), (194, 1658106), (251, 1281564), (291, 1105404), (367, 876492), (388, 829053), (502, 640782), (582, 552702), (734, 438246), (753, 427188), (873, 368468), (1004, 320391), (1101, 292164), (1164, 276351), (1468, 219123), (1506, 213594), (1746, 184234), (2202, 146082), (2259, 142396), (3012, 106797), (3303, 97388), (3492, 92117), (4404, 73041), (4518, 71198), (6606, 48694), (9036, 35599), (13212, 24347)]