678418260

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{28057}}^1$

素因数の和:28113

約数の個数: 96

約数和(自身を含む): 2111757312

約数和(自身を除く): 1433339052

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 31, 39, 52, 60, 62, 65, 78, 93, 124, 130, 155, 156, 186, 195, 260, 310, 372, 390, 403, 465, 620, 780, 806, 930, 1209, 1612, 1860, 2015, 2418, 4030, 4836, 6045, 8060, 12090, 24180, 28057, 56114, 84171, 112228, 140285, 168342, 280570, 336684, 364741, 420855, 561140, 729482, 841710, 869767, 1094223, 1458964, 1683420, 1739534, 1823705, 2188446, 2609301, 3479068, 3647410, 4348835, 4376892, 5218602, 5471115, 7294820, 8697670, 10437204, 10942230, 11306971, 13046505, 17395340, 21884460, 22613942, 26093010, 33920913, 45227884, 52186020, 56534855, 67841826, 113069710, 135683652, 169604565, 226139420, 339209130, 678418260]

約数ペア:

[(1, 678418260), (2, 339209130), (3, 226139420), (4, 169604565), (5, 135683652), (6, 113069710), (10, 67841826), (12, 56534855), (13, 52186020), (15, 45227884), (20, 33920913), (26, 26093010), (30, 22613942), (31, 21884460), (39, 17395340), (52, 13046505), (60, 11306971), (62, 10942230), (65, 10437204), (78, 8697670), (93, 7294820), (124, 5471115), (130, 5218602), (155, 4376892), (156, 4348835), (186, 3647410), (195, 3479068), (260, 2609301), (310, 2188446), (372, 1823705), (390, 1739534), (403, 1683420), (465, 1458964), (620, 1094223), (780, 869767), (806, 841710), (930, 729482), (1209, 561140), (1612, 420855), (1860, 364741), (2015, 336684), (2418, 280570), (4030, 168342), (4836, 140285), (6045, 112228), (8060, 84171), (12090, 56114), (24180, 28057)]