72090900

素因数分解:

$2^2\times 3^2\times 5^2\times 7^1\times {\mathrm{11443}}^1$

素因数の和:11470

約数の個数: 108

約数和(自身を含む): 258268192

約数和(自身を除く): 186177292

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 25, 28, 30, 35, 36, 42, 45, 50, 60, 63, 70, 75, 84, 90, 100, 105, 126, 140, 150, 175, 180, 210, 225, 252, 300, 315, 350, 420, 450, 525, 630, 700, 900, 1050, 1260, 1575, 2100, 3150, 6300, 11443, 22886, 34329, 45772, 57215, 68658, 80101, 102987, 114430, 137316, 160202, 171645, 205974, 228860, 240303, 286075, 320404, 343290, 400505, 411948, 480606, 514935, 572150, 686580, 720909, 801010, 858225, 961212, 1029870, 1144300, 1201515, 1441818, 1602020, 1716450, 2002525, 2059740, 2403030, 2574675, 2883636, 3432900, 3604545, 4005050, 4806060, 5149350, 6007575, 7209090, 8010100, 10298700, 12015150, 14418180, 18022725, 24030300, 36045450, 72090900]

約数ペア:

[(1, 72090900), (2, 36045450), (3, 24030300), (4, 18022725), (5, 14418180), (6, 12015150), (7, 10298700), (9, 8010100), (10, 7209090), (12, 6007575), (14, 5149350), (15, 4806060), (18, 4005050), (20, 3604545), (21, 3432900), (25, 2883636), (28, 2574675), (30, 2403030), (35, 2059740), (36, 2002525), (42, 1716450), (45, 1602020), (50, 1441818), (60, 1201515), (63, 1144300), (70, 1029870), (75, 961212), (84, 858225), (90, 801010), (100, 720909), (105, 686580), (126, 572150), (140, 514935), (150, 480606), (175, 411948), (180, 400505), (210, 343290), (225, 320404), (252, 286075), (300, 240303), (315, 228860), (350, 205974), (420, 171645), (450, 160202), (525, 137316), (630, 114430), (700, 102987), (900, 80101), (1050, 68658), (1260, 57215), (1575, 45772), (2100, 34329), (3150, 22886), (6300, 11443)]