561520300

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{401}}^1$

素因数の和:512

約数の個数: 144

約数和(自身を含む): 1423658880

約数和(自身を除く): 862138580

約数列:

[1, 2, 4, 5, 10, 11, 19, 20, 22, 25, 38, 44, 50, 55, 67, 76, 95, 100, 110, 134, 190, 209, 220, 268, 275, 335, 380, 401, 418, 475, 550, 670, 737, 802, 836, 950, 1045, 1100, 1273, 1340, 1474, 1604, 1675, 1900, 2005, 2090, 2546, 2948, 3350, 3685, 4010, 4180, 4411, 5092, 5225, 6365, 6700, 7370, 7619, 8020, 8822, 10025, 10450, 12730, 14003, 14740, 15238, 17644, 18425, 20050, 20900, 22055, 25460, 26867, 28006, 30476, 31825, 36850, 38095, 40100, 44110, 53734, 56012, 63650, 70015, 73700, 76190, 83809, 88220, 107468, 110275, 127300, 134335, 140030, 152380, 167618, 190475, 220550, 268670, 280060, 295537, 335236, 350075, 380950, 419045, 441100, 510473, 537340, 591074, 671675, 700150, 761900, 838090, 1020946, 1182148, 1343350, 1400300, 1477685, 1676180, 2041892, 2095225, 2552365, 2686700, 2955370, 4190450, 5104730, 5615203, 5910740, 7388425, 8380900, 10209460, 11230406, 12761825, 14776850, 22460812, 25523650, 28076015, 29553700, 51047300, 56152030, 112304060, 140380075, 280760150, 561520300]

約数ペア:

[(1, 561520300), (2, 280760150), (4, 140380075), (5, 112304060), (10, 56152030), (11, 51047300), (19, 29553700), (20, 28076015), (22, 25523650), (25, 22460812), (38, 14776850), (44, 12761825), (50, 11230406), (55, 10209460), (67, 8380900), (76, 7388425), (95, 5910740), (100, 5615203), (110, 5104730), (134, 4190450), (190, 2955370), (209, 2686700), (220, 2552365), (268, 2095225), (275, 2041892), (335, 1676180), (380, 1477685), (401, 1400300), (418, 1343350), (475, 1182148), (550, 1020946), (670, 838090), (737, 761900), (802, 700150), (836, 671675), (950, 591074), (1045, 537340), (1100, 510473), (1273, 441100), (1340, 419045), (1474, 380950), (1604, 350075), (1675, 335236), (1900, 295537), (2005, 280060), (2090, 268670), (2546, 220550), (2948, 190475), (3350, 167618), (3685, 152380), (4010, 140030), (4180, 134335), (4411, 127300), (5092, 110275), (5225, 107468), (6365, 88220), (6700, 83809), (7370, 76190), (7619, 73700), (8020, 70015), (8822, 63650), (10025, 56012), (10450, 53734), (12730, 44110), (14003, 40100), (14740, 38095), (15238, 36850), (17644, 31825), (18425, 30476), (20050, 28006), (20900, 26867), (22055, 25460)]