64471920

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{353}}^1\times {\mathrm{761}}^1$

素因数の和:1130

約数の個数: 80

約数和(自身を含む): 200692512

約数和(自身を除く): 136220592

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 353, 706, 761, 1059, 1412, 1522, 1765, 2118, 2283, 2824, 3044, 3530, 3805, 4236, 4566, 5295, 5648, 6088, 7060, 7610, 8472, 9132, 10590, 11415, 12176, 14120, 15220, 16944, 18264, 21180, 22830, 28240, 30440, 36528, 42360, 45660, 60880, 84720, 91320, 182640, 268633, 537266, 805899, 1074532, 1343165, 1611798, 2149064, 2686330, 3223596, 4029495, 4298128, 5372660, 6447192, 8058990, 10745320, 12894384, 16117980, 21490640, 32235960, 64471920]

約数ペア:

[(1, 64471920), (2, 32235960), (3, 21490640), (4, 16117980), (5, 12894384), (6, 10745320), (8, 8058990), (10, 6447192), (12, 5372660), (15, 4298128), (16, 4029495), (20, 3223596), (24, 2686330), (30, 2149064), (40, 1611798), (48, 1343165), (60, 1074532), (80, 805899), (120, 537266), (240, 268633), (353, 182640), (706, 91320), (761, 84720), (1059, 60880), (1412, 45660), (1522, 42360), (1765, 36528), (2118, 30440), (2283, 28240), (2824, 22830), (3044, 21180), (3530, 18264), (3805, 16944), (4236, 15220), (4566, 14120), (5295, 12176), (5648, 11415), (6088, 10590), (7060, 9132), (7610, 8472)]