724745956

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{1487}}^1$

素因数の和:1585

約数の個数: 72

約数和(自身を含む): 1496154240

約数和(自身を除く): 771408284

約数列:

[1, 2, 4, 11, 19, 22, 38, 44, 53, 76, 106, 121, 209, 212, 242, 418, 484, 583, 836, 1007, 1166, 1487, 2014, 2299, 2332, 2974, 4028, 4598, 5948, 6413, 9196, 11077, 12826, 16357, 22154, 25652, 28253, 32714, 44308, 56506, 65428, 78811, 113012, 121847, 157622, 179927, 243694, 310783, 315244, 359854, 487388, 621566, 719708, 866921, 1243132, 1497409, 1733842, 2994818, 3418613, 3467684, 5989636, 6837226, 9536131, 13674452, 16471499, 19072262, 32942998, 38144524, 65885996, 181186489, 362372978, 724745956]

約数ペア:

[(1, 724745956), (2, 362372978), (4, 181186489), (11, 65885996), (19, 38144524), (22, 32942998), (38, 19072262), (44, 16471499), (53, 13674452), (76, 9536131), (106, 6837226), (121, 5989636), (209, 3467684), (212, 3418613), (242, 2994818), (418, 1733842), (484, 1497409), (583, 1243132), (836, 866921), (1007, 719708), (1166, 621566), (1487, 487388), (2014, 359854), (2299, 315244), (2332, 310783), (2974, 243694), (4028, 179927), (4598, 157622), (5948, 121847), (6413, 113012), (9196, 78811), (11077, 65428), (12826, 56506), (16357, 44308), (22154, 32714), (25652, 28253)]