142072880

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{151}}^1\times {\mathrm{619}}^1$

素因数の和:802

約数の個数: 80

約数和(自身を含む): 350572800

約数和(自身を除く): 208499920

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 151, 152, 190, 302, 304, 380, 604, 619, 755, 760, 1208, 1238, 1510, 1520, 2416, 2476, 2869, 3020, 3095, 4952, 5738, 6040, 6190, 9904, 11476, 11761, 12080, 12380, 14345, 22952, 23522, 24760, 28690, 45904, 47044, 49520, 57380, 58805, 93469, 94088, 114760, 117610, 186938, 188176, 229520, 235220, 373876, 467345, 470440, 747752, 934690, 940880, 1495504, 1775911, 1869380, 3551822, 3738760, 7103644, 7477520, 8879555, 14207288, 17759110, 28414576, 35518220, 71036440, 142072880]

約数ペア:

[(1, 142072880), (2, 71036440), (4, 35518220), (5, 28414576), (8, 17759110), (10, 14207288), (16, 8879555), (19, 7477520), (20, 7103644), (38, 3738760), (40, 3551822), (76, 1869380), (80, 1775911), (95, 1495504), (151, 940880), (152, 934690), (190, 747752), (302, 470440), (304, 467345), (380, 373876), (604, 235220), (619, 229520), (755, 188176), (760, 186938), (1208, 117610), (1238, 114760), (1510, 94088), (1520, 93469), (2416, 58805), (2476, 57380), (2869, 49520), (3020, 47044), (3095, 45904), (4952, 28690), (5738, 24760), (6040, 23522), (6190, 22952), (9904, 14345), (11476, 12380), (11761, 12080)]