27380220

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{67}}^1\times {\mathrm{139}}^1$

素因数の和:232

約数の個数: 144

約数和(自身を含む): 91163520

約数和(自身を除く): 63783300

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 67, 70, 84, 98, 105, 134, 139, 140, 147, 196, 201, 210, 245, 268, 278, 294, 335, 402, 417, 420, 469, 490, 556, 588, 670, 695, 735, 804, 834, 938, 973, 980, 1005, 1340, 1390, 1407, 1470, 1668, 1876, 1946, 2010, 2085, 2345, 2780, 2814, 2919, 2940, 3283, 3892, 4020, 4170, 4690, 4865, 5628, 5838, 6566, 6811, 7035, 8340, 9313, 9380, 9730, 9849, 11676, 13132, 13622, 14070, 14595, 16415, 18626, 19460, 19698, 20433, 27244, 27939, 28140, 29190, 32830, 34055, 37252, 39396, 40866, 46565, 49245, 55878, 58380, 65191, 65660, 68110, 81732, 93130, 98490, 102165, 111756, 130382, 136220, 139695, 186260, 195573, 196980, 204330, 260764, 279390, 325955, 391146, 408660, 456337, 558780, 651910, 782292, 912674, 977865, 1303820, 1369011, 1825348, 1955730, 2281685, 2738022, 3911460, 4563370, 5476044, 6845055, 9126740, 13690110, 27380220]

約数ペア:

[(1, 27380220), (2, 13690110), (3, 9126740), (4, 6845055), (5, 5476044), (6, 4563370), (7, 3911460), (10, 2738022), (12, 2281685), (14, 1955730), (15, 1825348), (20, 1369011), (21, 1303820), (28, 977865), (30, 912674), (35, 782292), (42, 651910), (49, 558780), (60, 456337), (67, 408660), (70, 391146), (84, 325955), (98, 279390), (105, 260764), (134, 204330), (139, 196980), (140, 195573), (147, 186260), (196, 139695), (201, 136220), (210, 130382), (245, 111756), (268, 102165), (278, 98490), (294, 93130), (335, 81732), (402, 68110), (417, 65660), (420, 65191), (469, 58380), (490, 55878), (556, 49245), (588, 46565), (670, 40866), (695, 39396), (735, 37252), (804, 34055), (834, 32830), (938, 29190), (973, 28140), (980, 27939), (1005, 27244), (1340, 20433), (1390, 19698), (1407, 19460), (1470, 18626), (1668, 16415), (1876, 14595), (1946, 14070), (2010, 13622), (2085, 13132), (2345, 11676), (2780, 9849), (2814, 9730), (2919, 9380), (2940, 9313), (3283, 8340), (3892, 7035), (4020, 6811), (4170, 6566), (4690, 5838), (4865, 5628)]