13052001780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{277}}^1\times {\mathrm{261773}}^1$

素因数の和:262065

約数の個数: 72

約数和(自身を含む): 39734151912

約数和(自身を除く): 26682150132

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 277, 554, 831, 1108, 1385, 1662, 2493, 2770, 3324, 4155, 4986, 5540, 8310, 9972, 12465, 16620, 24930, 49860, 261773, 523546, 785319, 1047092, 1308865, 1570638, 2355957, 2617730, 3141276, 3926595, 4711914, 5235460, 7853190, 9423828, 11779785, 15706380, 23559570, 47119140, 72511121, 145022242, 217533363, 290044484, 362555605, 435066726, 652600089, 725111210, 870133452, 1087666815, 1305200178, 1450222420, 2175333630, 2610400356, 3263000445, 4350667260, 6526000890, 13052001780]

約数ペア:

[(1, 13052001780), (2, 6526000890), (3, 4350667260), (4, 3263000445), (5, 2610400356), (6, 2175333630), (9, 1450222420), (10, 1305200178), (12, 1087666815), (15, 870133452), (18, 725111210), (20, 652600089), (30, 435066726), (36, 362555605), (45, 290044484), (60, 217533363), (90, 145022242), (180, 72511121), (277, 47119140), (554, 23559570), (831, 15706380), (1108, 11779785), (1385, 9423828), (1662, 7853190), (2493, 5235460), (2770, 4711914), (3324, 3926595), (4155, 3141276), (4986, 2617730), (5540, 2355957), (8310, 1570638), (9972, 1308865), (12465, 1047092), (16620, 785319), (24930, 523546), (49860, 261773)]