720923476

素因数分解:

$2^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{9127}}^1$

素因数の和:9189

約数の個数: 72

約数和(自身を含む): 1631648256

約数和(自身を除く): 910724780

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 31, 49, 52, 62, 91, 98, 124, 182, 196, 217, 364, 403, 434, 637, 806, 868, 1274, 1519, 1612, 2548, 2821, 3038, 5642, 6076, 9127, 11284, 18254, 19747, 36508, 39494, 63889, 78988, 118651, 127778, 237302, 255556, 282937, 447223, 474604, 565874, 830557, 894446, 1131748, 1661114, 1788892, 1980559, 3322228, 3678181, 3961118, 5813899, 7356362, 7922236, 11627798, 13863913, 14712724, 23255596, 25747267, 27727826, 51494534, 55455652, 102989068, 180230869, 360461738, 720923476]

約数ペア:

[(1, 720923476), (2, 360461738), (4, 180230869), (7, 102989068), (13, 55455652), (14, 51494534), (26, 27727826), (28, 25747267), (31, 23255596), (49, 14712724), (52, 13863913), (62, 11627798), (91, 7922236), (98, 7356362), (124, 5813899), (182, 3961118), (196, 3678181), (217, 3322228), (364, 1980559), (403, 1788892), (434, 1661114), (637, 1131748), (806, 894446), (868, 830557), (1274, 565874), (1519, 474604), (1612, 447223), (2548, 282937), (2821, 255556), (3038, 237302), (5642, 127778), (6076, 118651), (9127, 78988), (11284, 63889), (18254, 39494), (19747, 36508)]