13247640

素因数分解:

$2^3\times 3^2\times 5^1\times 7^2\times {\mathrm{751}}^1$

素因数の和:782

約数の個数: 144

約数和(自身を含む): 50150880

約数和(自身を除く): 36903240

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 49, 56, 60, 63, 70, 72, 84, 90, 98, 105, 120, 126, 140, 147, 168, 180, 196, 210, 245, 252, 280, 294, 315, 360, 392, 420, 441, 490, 504, 588, 630, 735, 751, 840, 882, 980, 1176, 1260, 1470, 1502, 1764, 1960, 2205, 2253, 2520, 2940, 3004, 3528, 3755, 4410, 4506, 5257, 5880, 6008, 6759, 7510, 8820, 9012, 10514, 11265, 13518, 15020, 15771, 17640, 18024, 21028, 22530, 26285, 27036, 30040, 31542, 33795, 36799, 42056, 45060, 47313, 52570, 54072, 63084, 67590, 73598, 78855, 90120, 94626, 105140, 110397, 126168, 135180, 147196, 157710, 183995, 189252, 210280, 220794, 236565, 270360, 294392, 315420, 331191, 367990, 378504, 441588, 473130, 551985, 630840, 662382, 735980, 883176, 946260, 1103970, 1324764, 1471960, 1655955, 1892520, 2207940, 2649528, 3311910, 4415880, 6623820, 13247640]

約数ペア:

[(1, 13247640), (2, 6623820), (3, 4415880), (4, 3311910), (5, 2649528), (6, 2207940), (7, 1892520), (8, 1655955), (9, 1471960), (10, 1324764), (12, 1103970), (14, 946260), (15, 883176), (18, 735980), (20, 662382), (21, 630840), (24, 551985), (28, 473130), (30, 441588), (35, 378504), (36, 367990), (40, 331191), (42, 315420), (45, 294392), (49, 270360), (56, 236565), (60, 220794), (63, 210280), (70, 189252), (72, 183995), (84, 157710), (90, 147196), (98, 135180), (105, 126168), (120, 110397), (126, 105140), (140, 94626), (147, 90120), (168, 78855), (180, 73598), (196, 67590), (210, 63084), (245, 54072), (252, 52570), (280, 47313), (294, 45060), (315, 42056), (360, 36799), (392, 33795), (420, 31542), (441, 30040), (490, 27036), (504, 26285), (588, 22530), (630, 21028), (735, 18024), (751, 17640), (840, 15771), (882, 15020), (980, 13518), (1176, 11265), (1260, 10514), (1470, 9012), (1502, 8820), (1764, 7510), (1960, 6759), (2205, 6008), (2253, 5880), (2520, 5257), (2940, 4506), (3004, 4410), (3528, 3755)]