61171920

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{84961}}^1$

素因数の和:84980

約数の個数: 60

約数和(自身を含む): 205438116

約数和(自身を除く): 144266196

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 84961, 169922, 254883, 339844, 424805, 509766, 679688, 764649, 849610, 1019532, 1274415, 1359376, 1529298, 1699220, 2039064, 2548830, 3058596, 3398440, 3823245, 4078128, 5097660, 6117192, 6796880, 7646490, 10195320, 12234384, 15292980, 20390640, 30585960, 61171920]

約数ペア:

[(1, 61171920), (2, 30585960), (3, 20390640), (4, 15292980), (5, 12234384), (6, 10195320), (8, 7646490), (9, 6796880), (10, 6117192), (12, 5097660), (15, 4078128), (16, 3823245), (18, 3398440), (20, 3058596), (24, 2548830), (30, 2039064), (36, 1699220), (40, 1529298), (45, 1359376), (48, 1274415), (60, 1019532), (72, 849610), (80, 764649), (90, 679688), (120, 509766), (144, 424805), (180, 339844), (240, 254883), (360, 169922), (720, 84961)]