15897900

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{197}}^1\times {\mathrm{269}}^1$

素因数の和:483

約数の個数: 72

約数和(自身を含む): 46403280

約数和(自身を除く): 30505380

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 50, 60, 75, 100, 150, 197, 269, 300, 394, 538, 591, 788, 807, 985, 1076, 1182, 1345, 1614, 1970, 2364, 2690, 2955, 3228, 3940, 4035, 4925, 5380, 5910, 6725, 8070, 9850, 11820, 13450, 14775, 16140, 19700, 20175, 26900, 29550, 40350, 52993, 59100, 80700, 105986, 158979, 211972, 264965, 317958, 529930, 635916, 794895, 1059860, 1324825, 1589790, 2649650, 3179580, 3974475, 5299300, 7948950, 15897900]

約数ペア:

[(1, 15897900), (2, 7948950), (3, 5299300), (4, 3974475), (5, 3179580), (6, 2649650), (10, 1589790), (12, 1324825), (15, 1059860), (20, 794895), (25, 635916), (30, 529930), (50, 317958), (60, 264965), (75, 211972), (100, 158979), (150, 105986), (197, 80700), (269, 59100), (300, 52993), (394, 40350), (538, 29550), (591, 26900), (788, 20175), (807, 19700), (985, 16140), (1076, 14775), (1182, 13450), (1345, 11820), (1614, 9850), (1970, 8070), (2364, 6725), (2690, 5910), (2955, 5380), (3228, 4925), (3940, 4035)]