120819800

素因数分解:

$2^3\times 5^2\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{563}}^1$

素因数の和:645

約数の個数: 96

約数和(自身を含む): 298976400

約数和(自身を除く): 178156600

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 29, 37, 40, 50, 58, 74, 100, 116, 145, 148, 185, 200, 232, 290, 296, 370, 563, 580, 725, 740, 925, 1073, 1126, 1160, 1450, 1480, 1850, 2146, 2252, 2815, 2900, 3700, 4292, 4504, 5365, 5630, 5800, 7400, 8584, 10730, 11260, 14075, 16327, 20831, 21460, 22520, 26825, 28150, 32654, 41662, 42920, 53650, 56300, 65308, 81635, 83324, 104155, 107300, 112600, 130616, 163270, 166648, 208310, 214600, 326540, 408175, 416620, 520775, 604099, 653080, 816350, 833240, 1041550, 1208198, 1632700, 2083100, 2416396, 3020495, 3265400, 4166200, 4832792, 6040990, 12081980, 15102475, 24163960, 30204950, 60409900, 120819800]

約数ペア:

[(1, 120819800), (2, 60409900), (4, 30204950), (5, 24163960), (8, 15102475), (10, 12081980), (20, 6040990), (25, 4832792), (29, 4166200), (37, 3265400), (40, 3020495), (50, 2416396), (58, 2083100), (74, 1632700), (100, 1208198), (116, 1041550), (145, 833240), (148, 816350), (185, 653080), (200, 604099), (232, 520775), (290, 416620), (296, 408175), (370, 326540), (563, 214600), (580, 208310), (725, 166648), (740, 163270), (925, 130616), (1073, 112600), (1126, 107300), (1160, 104155), (1450, 83324), (1480, 81635), (1850, 65308), (2146, 56300), (2252, 53650), (2815, 42920), (2900, 41662), (3700, 32654), (4292, 28150), (4504, 26825), (5365, 22520), (5630, 21460), (5800, 20831), (7400, 16327), (8584, 14075), (10730, 11260)]