81816225840

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{167}}^1\times {\mathrm{680441}}^1$

素因数の和:680627

約数の個数: 120

約数和(自身を含む): 276411871008

約数和(自身を除く): 194595645168

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 167, 180, 240, 334, 360, 501, 668, 720, 835, 1002, 1336, 1503, 1670, 2004, 2505, 2672, 3006, 3340, 4008, 5010, 6012, 6680, 7515, 8016, 10020, 12024, 13360, 15030, 20040, 24048, 30060, 40080, 60120, 120240, 680441, 1360882, 2041323, 2721764, 3402205, 4082646, 5443528, 6123969, 6804410, 8165292, 10206615, 10887056, 12247938, 13608820, 16330584, 20413230, 24495876, 27217640, 30619845, 32661168, 40826460, 48991752, 54435280, 61239690, 81652920, 97983504, 113633647, 122479380, 163305840, 227267294, 244958760, 340900941, 454534588, 489917520, 568168235, 681801882, 909069176, 1022702823, 1136336470, 1363603764, 1704504705, 1818138352, 2045405646, 2272672940, 2727207528, 3409009410, 4090811292, 4545345880, 5113514115, 5454415056, 6818018820, 8181622584, 9090691760, 10227028230, 13636037640, 16363245168, 20454056460, 27272075280, 40908112920, 81816225840]

約数ペア:

[(1, 81816225840), (2, 40908112920), (3, 27272075280), (4, 20454056460), (5, 16363245168), (6, 13636037640), (8, 10227028230), (9, 9090691760), (10, 8181622584), (12, 6818018820), (15, 5454415056), (16, 5113514115), (18, 4545345880), (20, 4090811292), (24, 3409009410), (30, 2727207528), (36, 2272672940), (40, 2045405646), (45, 1818138352), (48, 1704504705), (60, 1363603764), (72, 1136336470), (80, 1022702823), (90, 909069176), (120, 681801882), (144, 568168235), (167, 489917520), (180, 454534588), (240, 340900941), (334, 244958760), (360, 227267294), (501, 163305840), (668, 122479380), (720, 113633647), (835, 97983504), (1002, 81652920), (1336, 61239690), (1503, 54435280), (1670, 48991752), (2004, 40826460), (2505, 32661168), (2672, 30619845), (3006, 27217640), (3340, 24495876), (4008, 20413230), (5010, 16330584), (6012, 13608820), (6680, 12247938), (7515, 10887056), (8016, 10206615), (10020, 8165292), (12024, 6804410), (13360, 6123969), (15030, 5443528), (20040, 4082646), (24048, 3402205), (30060, 2721764), (40080, 2041323), (60120, 1360882), (120240, 680441)]