255981570

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^2\times {\mathrm{683}}^1$

素因数の和:768

約数の個数: 96

約数和(自身を含む): 684645696

約数和(自身を除く): 428664126

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 31, 39, 62, 65, 78, 93, 130, 155, 186, 195, 310, 390, 403, 465, 683, 806, 930, 961, 1209, 1366, 1922, 2015, 2049, 2418, 2883, 3415, 4030, 4098, 4805, 5766, 6045, 6830, 8879, 9610, 10245, 12090, 12493, 14415, 17758, 20490, 21173, 24986, 26637, 28830, 37479, 42346, 44395, 53274, 62465, 63519, 74958, 88790, 105865, 124930, 127038, 133185, 187395, 211730, 266370, 275249, 317595, 374790, 550498, 635190, 656363, 825747, 1312726, 1376245, 1651494, 1969089, 2752490, 3281815, 3938178, 4128735, 6563630, 8257470, 8532719, 9845445, 17065438, 19690890, 25598157, 42663595, 51196314, 85327190, 127990785, 255981570]

約数ペア:

[(1, 255981570), (2, 127990785), (3, 85327190), (5, 51196314), (6, 42663595), (10, 25598157), (13, 19690890), (15, 17065438), (26, 9845445), (30, 8532719), (31, 8257470), (39, 6563630), (62, 4128735), (65, 3938178), (78, 3281815), (93, 2752490), (130, 1969089), (155, 1651494), (186, 1376245), (195, 1312726), (310, 825747), (390, 656363), (403, 635190), (465, 550498), (683, 374790), (806, 317595), (930, 275249), (961, 266370), (1209, 211730), (1366, 187395), (1922, 133185), (2015, 127038), (2049, 124930), (2418, 105865), (2883, 88790), (3415, 74958), (4030, 63519), (4098, 62465), (4805, 53274), (5766, 44395), (6045, 42346), (6830, 37479), (8879, 28830), (9610, 26637), (10245, 24986), (12090, 21173), (12493, 20490), (14415, 17758)]