51223920

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19403}}^1$

素因数の和:19430

約数の個数: 80

約数和(自身を含む): 173238912

約数和(自身を除く): 122014992

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 33, 40, 44, 48, 55, 60, 66, 80, 88, 110, 120, 132, 165, 176, 220, 240, 264, 330, 440, 528, 660, 880, 1320, 2640, 19403, 38806, 58209, 77612, 97015, 116418, 155224, 194030, 213433, 232836, 291045, 310448, 388060, 426866, 465672, 582090, 640299, 776120, 853732, 931344, 1067165, 1164180, 1280598, 1552240, 1707464, 2134330, 2328360, 2561196, 3201495, 3414928, 4268660, 4656720, 5122392, 6402990, 8537320, 10244784, 12805980, 17074640, 25611960, 51223920]

約数ペア:

[(1, 51223920), (2, 25611960), (3, 17074640), (4, 12805980), (5, 10244784), (6, 8537320), (8, 6402990), (10, 5122392), (11, 4656720), (12, 4268660), (15, 3414928), (16, 3201495), (20, 2561196), (22, 2328360), (24, 2134330), (30, 1707464), (33, 1552240), (40, 1280598), (44, 1164180), (48, 1067165), (55, 931344), (60, 853732), (66, 776120), (80, 640299), (88, 582090), (110, 465672), (120, 426866), (132, 388060), (165, 310448), (176, 291045), (220, 232836), (240, 213433), (264, 194030), (330, 155224), (440, 116418), (528, 97015), (660, 77612), (880, 58209), (1320, 38806), (2640, 19403)]