820623870

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{43627}}^1$

素因数の和:43670

約数の個数: 96

約数和(自身を含む): 2450148480

約数和(自身を除く): 1629524610

約数列:

[1, 2, 3, 5, 6, 9, 10, 11, 15, 18, 19, 22, 30, 33, 38, 45, 55, 57, 66, 90, 95, 99, 110, 114, 165, 171, 190, 198, 209, 285, 330, 342, 418, 495, 570, 627, 855, 990, 1045, 1254, 1710, 1881, 2090, 3135, 3762, 6270, 9405, 18810, 43627, 87254, 130881, 218135, 261762, 392643, 436270, 479897, 654405, 785286, 828913, 959794, 1308810, 1439691, 1657826, 1963215, 2399485, 2486739, 2879382, 3926430, 4144565, 4319073, 4798970, 4973478, 7198455, 7460217, 8289130, 8638146, 9118043, 12433695, 14396910, 14920434, 18236086, 21595365, 24867390, 27354129, 37301085, 43190730, 45590215, 54708258, 74602170, 82062387, 91180430, 136770645, 164124774, 273541290, 410311935, 820623870]

約数ペア:

[(1, 820623870), (2, 410311935), (3, 273541290), (5, 164124774), (6, 136770645), (9, 91180430), (10, 82062387), (11, 74602170), (15, 54708258), (18, 45590215), (19, 43190730), (22, 37301085), (30, 27354129), (33, 24867390), (38, 21595365), (45, 18236086), (55, 14920434), (57, 14396910), (66, 12433695), (90, 9118043), (95, 8638146), (99, 8289130), (110, 7460217), (114, 7198455), (165, 4973478), (171, 4798970), (190, 4319073), (198, 4144565), (209, 3926430), (285, 2879382), (330, 2486739), (342, 2399485), (418, 1963215), (495, 1657826), (570, 1439691), (627, 1308810), (855, 959794), (990, 828913), (1045, 785286), (1254, 654405), (1710, 479897), (1881, 436270), (2090, 392643), (3135, 261762), (3762, 218135), (6270, 130881), (9405, 87254), (18810, 43627)]