1948140

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{137}}^1$

素因数の和:231

約数の個数: 72

約数和(自身を含む): 6027840

約数和(自身を除く): 4079700

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 79, 90, 137, 158, 180, 237, 274, 316, 395, 411, 474, 548, 685, 711, 790, 822, 948, 1185, 1233, 1370, 1422, 1580, 1644, 2055, 2370, 2466, 2740, 2844, 3555, 4110, 4740, 4932, 6165, 7110, 8220, 10823, 12330, 14220, 21646, 24660, 32469, 43292, 54115, 64938, 97407, 108230, 129876, 162345, 194814, 216460, 324690, 389628, 487035, 649380, 974070, 1948140]

約数ペア:

[(1, 1948140), (2, 974070), (3, 649380), (4, 487035), (5, 389628), (6, 324690), (9, 216460), (10, 194814), (12, 162345), (15, 129876), (18, 108230), (20, 97407), (30, 64938), (36, 54115), (45, 43292), (60, 32469), (79, 24660), (90, 21646), (137, 14220), (158, 12330), (180, 10823), (237, 8220), (274, 7110), (316, 6165), (395, 4932), (411, 4740), (474, 4110), (548, 3555), (685, 2844), (711, 2740), (790, 2466), (822, 2370), (948, 2055), (1185, 1644), (1233, 1580), (1370, 1422)]