263885580

素因数分解:

$2^2\times 3^3\times 5^1\times 7^2\times {\mathrm{9973}}^1$

素因数の和:10005

約数の個数: 144

約数和(自身を含む): 955110240

約数和(自身を除く): 691224660

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 49, 54, 60, 63, 70, 84, 90, 98, 105, 108, 126, 135, 140, 147, 180, 189, 196, 210, 245, 252, 270, 294, 315, 378, 420, 441, 490, 540, 588, 630, 735, 756, 882, 945, 980, 1260, 1323, 1470, 1764, 1890, 2205, 2646, 2940, 3780, 4410, 5292, 6615, 8820, 9973, 13230, 19946, 26460, 29919, 39892, 49865, 59838, 69811, 89757, 99730, 119676, 139622, 149595, 179514, 199460, 209433, 269271, 279244, 299190, 349055, 359028, 418866, 448785, 488677, 538542, 598380, 628299, 698110, 837732, 897570, 977354, 1047165, 1077084, 1256598, 1346355, 1396220, 1466031, 1795140, 1884897, 1954708, 2094330, 2443385, 2513196, 2692710, 2932062, 3141495, 3769794, 4188660, 4398093, 4886770, 5385420, 5864124, 6282990, 7330155, 7539588, 8796186, 9424485, 9773540, 12565980, 13194279, 14660310, 17592372, 18848970, 21990465, 26388558, 29320620, 37697940, 43980930, 52777116, 65971395, 87961860, 131942790, 263885580]

約数ペア:

[(1, 263885580), (2, 131942790), (3, 87961860), (4, 65971395), (5, 52777116), (6, 43980930), (7, 37697940), (9, 29320620), (10, 26388558), (12, 21990465), (14, 18848970), (15, 17592372), (18, 14660310), (20, 13194279), (21, 12565980), (27, 9773540), (28, 9424485), (30, 8796186), (35, 7539588), (36, 7330155), (42, 6282990), (45, 5864124), (49, 5385420), (54, 4886770), (60, 4398093), (63, 4188660), (70, 3769794), (84, 3141495), (90, 2932062), (98, 2692710), (105, 2513196), (108, 2443385), (126, 2094330), (135, 1954708), (140, 1884897), (147, 1795140), (180, 1466031), (189, 1396220), (196, 1346355), (210, 1256598), (245, 1077084), (252, 1047165), (270, 977354), (294, 897570), (315, 837732), (378, 698110), (420, 628299), (441, 598380), (490, 538542), (540, 488677), (588, 448785), (630, 418866), (735, 359028), (756, 349055), (882, 299190), (945, 279244), (980, 269271), (1260, 209433), (1323, 199460), (1470, 179514), (1764, 149595), (1890, 139622), (2205, 119676), (2646, 99730), (2940, 89757), (3780, 69811), (4410, 59838), (5292, 49865), (6615, 39892), (8820, 29919), (9973, 26460), (13230, 19946)]