148907920

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{1913}}^1$

素因数の和:2072

約数の個数: 80

約数和(自身を含む): 398724480

約数和(自身を除く): 249816560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 139, 140, 278, 280, 556, 560, 695, 973, 1112, 1390, 1913, 1946, 2224, 2780, 3826, 3892, 4865, 5560, 7652, 7784, 9565, 9730, 11120, 13391, 15304, 15568, 19130, 19460, 26782, 30608, 38260, 38920, 53564, 66955, 76520, 77840, 107128, 133910, 153040, 214256, 265907, 267820, 531814, 535640, 1063628, 1071280, 1329535, 1861349, 2127256, 2659070, 3722698, 4254512, 5318140, 7445396, 9306745, 10636280, 14890792, 18613490, 21272560, 29781584, 37226980, 74453960, 148907920]

約数ペア:

[(1, 148907920), (2, 74453960), (4, 37226980), (5, 29781584), (7, 21272560), (8, 18613490), (10, 14890792), (14, 10636280), (16, 9306745), (20, 7445396), (28, 5318140), (35, 4254512), (40, 3722698), (56, 2659070), (70, 2127256), (80, 1861349), (112, 1329535), (139, 1071280), (140, 1063628), (278, 535640), (280, 531814), (556, 267820), (560, 265907), (695, 214256), (973, 153040), (1112, 133910), (1390, 107128), (1913, 77840), (1946, 76520), (2224, 66955), (2780, 53564), (3826, 38920), (3892, 38260), (4865, 30608), (5560, 26782), (7652, 19460), (7784, 19130), (9565, 15568), (9730, 15304), (11120, 13391)]