71101980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{101}}^1\times {\mathrm{3911}}^1$

素因数の和:4027

約数の個数: 72

約数和(自身を含む): 217867104

約数和(自身を除く): 146765124

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 101, 180, 202, 303, 404, 505, 606, 909, 1010, 1212, 1515, 1818, 2020, 3030, 3636, 3911, 4545, 6060, 7822, 9090, 11733, 15644, 18180, 19555, 23466, 35199, 39110, 46932, 58665, 70398, 78220, 117330, 140796, 175995, 234660, 351990, 395011, 703980, 790022, 1185033, 1580044, 1975055, 2370066, 3555099, 3950110, 4740132, 5925165, 7110198, 7900220, 11850330, 14220396, 17775495, 23700660, 35550990, 71101980]

約数ペア:

[(1, 71101980), (2, 35550990), (3, 23700660), (4, 17775495), (5, 14220396), (6, 11850330), (9, 7900220), (10, 7110198), (12, 5925165), (15, 4740132), (18, 3950110), (20, 3555099), (30, 2370066), (36, 1975055), (45, 1580044), (60, 1185033), (90, 790022), (101, 703980), (180, 395011), (202, 351990), (303, 234660), (404, 175995), (505, 140796), (606, 117330), (909, 78220), (1010, 70398), (1212, 58665), (1515, 46932), (1818, 39110), (2020, 35199), (3030, 23466), (3636, 19555), (3911, 18180), (4545, 15644), (6060, 11733), (7822, 9090)]