197283660

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{469723}}^1$

素因数の和:469742

約数の個数: 48

約数和(自身を含む): 631309056

約数和(自身を除く): 434025396

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 469723, 939446, 1409169, 1878892, 2348615, 2818338, 3288061, 4697230, 5636676, 6576122, 7045845, 9394460, 9864183, 13152244, 14091690, 16440305, 19728366, 28183380, 32880610, 39456732, 49320915, 65761220, 98641830, 197283660]

約数ペア:

[(1, 197283660), (2, 98641830), (3, 65761220), (4, 49320915), (5, 39456732), (6, 32880610), (7, 28183380), (10, 19728366), (12, 16440305), (14, 14091690), (15, 13152244), (20, 9864183), (21, 9394460), (28, 7045845), (30, 6576122), (35, 5636676), (42, 4697230), (60, 3288061), (70, 2818338), (84, 2348615), (105, 1878892), (140, 1409169), (210, 939446), (420, 469723)]