389020140

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{50261}}^1$

素因数の和:50319

約数の個数: 72

約数和(自身を含む): 1207494288

約数和(自身を除く): 818474148

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 43, 45, 60, 86, 90, 129, 172, 180, 215, 258, 387, 430, 516, 645, 774, 860, 1290, 1548, 1935, 2580, 3870, 7740, 50261, 100522, 150783, 201044, 251305, 301566, 452349, 502610, 603132, 753915, 904698, 1005220, 1507830, 1809396, 2161223, 2261745, 3015660, 4322446, 4523490, 6483669, 8644892, 9046980, 10806115, 12967338, 19451007, 21612230, 25934676, 32418345, 38902014, 43224460, 64836690, 77804028, 97255035, 129673380, 194510070, 389020140]

約数ペア:

[(1, 389020140), (2, 194510070), (3, 129673380), (4, 97255035), (5, 77804028), (6, 64836690), (9, 43224460), (10, 38902014), (12, 32418345), (15, 25934676), (18, 21612230), (20, 19451007), (30, 12967338), (36, 10806115), (43, 9046980), (45, 8644892), (60, 6483669), (86, 4523490), (90, 4322446), (129, 3015660), (172, 2261745), (180, 2161223), (215, 1809396), (258, 1507830), (387, 1005220), (430, 904698), (516, 753915), (645, 603132), (774, 502610), (860, 452349), (1290, 301566), (1548, 251305), (1935, 201044), (2580, 150783), (3870, 100522), (7740, 50261)]