289458780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{11971}}^1$

素因数の和:12027

約数の個数: 96

約数和(自身を含む): 901060608

約数和(自身を除く): 611601828

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, 11971, 12090, 23942, 24180, 35913, 47884, 59855, 71826, 119710, 143652, 155623, 179565, 239420, 311246, 359130, 371101, 466869, 622492, 718260, 742202, 778115, 933738, 1113303, 1484404, 1556230, 1855505, 1867476, 2226606, 2334345, 3112460, 3711010, 4453212, 4668690, 4824313, 5566515, 7422020, 9337380, 9648626, 11133030, 14472939, 19297252, 22266060, 24121565, 28945878, 48243130, 57891756, 72364695, 96486260, 144729390, 289458780]

約数ペア:

[(1, 289458780), (2, 144729390), (3, 96486260), (4, 72364695), (5, 57891756), (6, 48243130), (10, 28945878), (12, 24121565), (13, 22266060), (15, 19297252), (20, 14472939), (26, 11133030), (30, 9648626), (31, 9337380), (39, 7422020), (52, 5566515), (60, 4824313), (62, 4668690), (65, 4453212), (78, 3711010), (93, 3112460), (124, 2334345), (130, 2226606), (155, 1867476), (156, 1855505), (186, 1556230), (195, 1484404), (260, 1113303), (310, 933738), (372, 778115), (390, 742202), (403, 718260), (465, 622492), (620, 466869), (780, 371101), (806, 359130), (930, 311246), (1209, 239420), (1612, 179565), (1860, 155623), (2015, 143652), (2418, 119710), (4030, 71826), (4836, 59855), (6045, 47884), (8060, 35913), (11971, 24180), (12090, 23942)]