202406940

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{487}}^1\times {\mathrm{2309}}^1$

素因数の和:2811

約数の個数: 72

約数和(自身を含む): 615494880

約数和(自身を除く): 413087940

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 487, 974, 1461, 1948, 2309, 2435, 2922, 4383, 4618, 4870, 5844, 6927, 7305, 8766, 9236, 9740, 11545, 13854, 14610, 17532, 20781, 21915, 23090, 27708, 29220, 34635, 41562, 43830, 46180, 69270, 83124, 87660, 103905, 138540, 207810, 415620, 1124483, 2248966, 3373449, 4497932, 5622415, 6746898, 10120347, 11244830, 13493796, 16867245, 20240694, 22489660, 33734490, 40481388, 50601735, 67468980, 101203470, 202406940]

約数ペア:

[(1, 202406940), (2, 101203470), (3, 67468980), (4, 50601735), (5, 40481388), (6, 33734490), (9, 22489660), (10, 20240694), (12, 16867245), (15, 13493796), (18, 11244830), (20, 10120347), (30, 6746898), (36, 5622415), (45, 4497932), (60, 3373449), (90, 2248966), (180, 1124483), (487, 415620), (974, 207810), (1461, 138540), (1948, 103905), (2309, 87660), (2435, 83124), (2922, 69270), (4383, 46180), (4618, 43830), (4870, 41562), (5844, 34635), (6927, 29220), (7305, 27708), (8766, 23090), (9236, 21915), (9740, 20781), (11545, 17532), (13854, 14610)]