180504558

素因数分解:

$2^1\times 3^3\times {\mathrm{13}}^1\times {\mathrm{389}}^1\times {\mathrm{661}}^1$

素因数の和:1074

約数の個数: 64

約数和(自身を含む): 433742400

約数和(自身を除く): 253237842

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 27, 39, 54, 78, 117, 234, 351, 389, 661, 702, 778, 1167, 1322, 1983, 2334, 3501, 3966, 5057, 5949, 7002, 8593, 10114, 10503, 11898, 15171, 17186, 17847, 21006, 25779, 30342, 35694, 45513, 51558, 77337, 91026, 136539, 154674, 232011, 257129, 273078, 464022, 514258, 771387, 1542774, 2314161, 3342677, 4628322, 6685354, 6942483, 10028031, 13884966, 20056062, 30084093, 60168186, 90252279, 180504558]

約数ペア:

[(1, 180504558), (2, 90252279), (3, 60168186), (6, 30084093), (9, 20056062), (13, 13884966), (18, 10028031), (26, 6942483), (27, 6685354), (39, 4628322), (54, 3342677), (78, 2314161), (117, 1542774), (234, 771387), (351, 514258), (389, 464022), (661, 273078), (702, 257129), (778, 232011), (1167, 154674), (1322, 136539), (1983, 91026), (2334, 77337), (3501, 51558), (3966, 45513), (5057, 35694), (5949, 30342), (7002, 25779), (8593, 21006), (10114, 17847), (10503, 17186), (11898, 15171)]