51306780

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{151}}^1\times {\mathrm{809}}^1$

素因数の和:979

約数の個数: 96

約数和(自身を含む): 165473280

約数和(自身を除く): 114166500

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 151, 210, 302, 420, 453, 604, 755, 809, 906, 1057, 1510, 1618, 1812, 2114, 2265, 2427, 3020, 3171, 3236, 4045, 4228, 4530, 4854, 5285, 5663, 6342, 8090, 9060, 9708, 10570, 11326, 12135, 12684, 15855, 16180, 16989, 21140, 22652, 24270, 28315, 31710, 33978, 48540, 56630, 63420, 67956, 84945, 113260, 122159, 169890, 244318, 339780, 366477, 488636, 610795, 732954, 855113, 1221590, 1465908, 1710226, 1832385, 2443180, 2565339, 3420452, 3664770, 4275565, 5130678, 7329540, 8551130, 10261356, 12826695, 17102260, 25653390, 51306780]

約数ペア:

[(1, 51306780), (2, 25653390), (3, 17102260), (4, 12826695), (5, 10261356), (6, 8551130), (7, 7329540), (10, 5130678), (12, 4275565), (14, 3664770), (15, 3420452), (20, 2565339), (21, 2443180), (28, 1832385), (30, 1710226), (35, 1465908), (42, 1221590), (60, 855113), (70, 732954), (84, 610795), (105, 488636), (140, 366477), (151, 339780), (210, 244318), (302, 169890), (420, 122159), (453, 113260), (604, 84945), (755, 67956), (809, 63420), (906, 56630), (1057, 48540), (1510, 33978), (1618, 31710), (1812, 28315), (2114, 24270), (2265, 22652), (2427, 21140), (3020, 16989), (3171, 16180), (3236, 15855), (4045, 12684), (4228, 12135), (4530, 11326), (4854, 10570), (5285, 9708), (5663, 9060), (6342, 8090)]