305526452

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{2909}}^1$

素因数の和:2973

約数の個数: 72

約数和(自身を含む): 693557760

約数和(自身を除く): 388031308

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 31, 44, 62, 77, 121, 124, 154, 217, 242, 308, 341, 434, 484, 682, 847, 868, 1364, 1694, 2387, 2909, 3388, 3751, 4774, 5818, 7502, 9548, 11636, 15004, 20363, 26257, 31999, 40726, 52514, 63998, 81452, 90179, 105028, 127996, 180358, 223993, 351989, 360716, 447986, 631253, 703978, 895972, 991969, 1262506, 1407956, 1983938, 2463923, 2525012, 3967876, 4927846, 6943783, 9855692, 10911659, 13887566, 21823318, 27775132, 43646636, 76381613, 152763226, 305526452]

約数ペア:

[(1, 305526452), (2, 152763226), (4, 76381613), (7, 43646636), (11, 27775132), (14, 21823318), (22, 13887566), (28, 10911659), (31, 9855692), (44, 6943783), (62, 4927846), (77, 3967876), (121, 2525012), (124, 2463923), (154, 1983938), (217, 1407956), (242, 1262506), (308, 991969), (341, 895972), (434, 703978), (484, 631253), (682, 447986), (847, 360716), (868, 351989), (1364, 223993), (1694, 180358), (2387, 127996), (2909, 105028), (3388, 90179), (3751, 81452), (4774, 63998), (5818, 52514), (7502, 40726), (9548, 31999), (11636, 26257), (15004, 20363)]