120748720

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{181}}^1\times {\mathrm{269}}^1$

素因数の和:494

約数の個数: 80

約数和(自身を含む): 292481280

約数和(自身を除く): 171732560

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 181, 248, 269, 310, 362, 496, 538, 620, 724, 905, 1076, 1240, 1345, 1448, 1810, 2152, 2480, 2690, 2896, 3620, 4304, 5380, 5611, 7240, 8339, 10760, 11222, 14480, 16678, 21520, 22444, 28055, 33356, 41695, 44888, 48689, 56110, 66712, 83390, 89776, 97378, 112220, 133424, 166780, 194756, 224440, 243445, 333560, 389512, 448880, 486890, 667120, 779024, 973780, 1509359, 1947560, 3018718, 3895120, 6037436, 7546795, 12074872, 15093590, 24149744, 30187180, 60374360, 120748720]

約数ペア:

[(1, 120748720), (2, 60374360), (4, 30187180), (5, 24149744), (8, 15093590), (10, 12074872), (16, 7546795), (20, 6037436), (31, 3895120), (40, 3018718), (62, 1947560), (80, 1509359), (124, 973780), (155, 779024), (181, 667120), (248, 486890), (269, 448880), (310, 389512), (362, 333560), (496, 243445), (538, 224440), (620, 194756), (724, 166780), (905, 133424), (1076, 112220), (1240, 97378), (1345, 89776), (1448, 83390), (1810, 66712), (2152, 56110), (2480, 48689), (2690, 44888), (2896, 41695), (3620, 33356), (4304, 28055), (5380, 22444), (5611, 21520), (7240, 16678), (8339, 14480), (10760, 11222)]