819023220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{156901}}^1$

素因数の和:156945

約数の個数: 72

約数和(自身を含む): 2570054760

約数和(自身を除く): 1751031540

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 29, 30, 36, 45, 58, 60, 87, 90, 116, 145, 174, 180, 261, 290, 348, 435, 522, 580, 870, 1044, 1305, 1740, 2610, 5220, 156901, 313802, 470703, 627604, 784505, 941406, 1412109, 1569010, 1882812, 2353515, 2824218, 3138020, 4550129, 4707030, 5648436, 7060545, 9100258, 9414060, 13650387, 14121090, 18200516, 22750645, 27300774, 28242180, 40951161, 45501290, 54601548, 68251935, 81902322, 91002580, 136503870, 163804644, 204755805, 273007740, 409511610, 819023220]

約数ペア:

[(1, 819023220), (2, 409511610), (3, 273007740), (4, 204755805), (5, 163804644), (6, 136503870), (9, 91002580), (10, 81902322), (12, 68251935), (15, 54601548), (18, 45501290), (20, 40951161), (29, 28242180), (30, 27300774), (36, 22750645), (45, 18200516), (58, 14121090), (60, 13650387), (87, 9414060), (90, 9100258), (116, 7060545), (145, 5648436), (174, 4707030), (180, 4550129), (261, 3138020), (290, 2824218), (348, 2353515), (435, 1882812), (522, 1569010), (580, 1412109), (870, 941406), (1044, 784505), (1305, 627604), (1740, 470703), (2610, 313802), (5220, 156901)]