1639320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{719}}^1$

素因数の和:752

約数の個数: 64

約数和(自身を含む): 5184000

約数和(自身を除く): 3544680

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 38, 40, 57, 60, 76, 95, 114, 120, 152, 190, 228, 285, 380, 456, 570, 719, 760, 1140, 1438, 2157, 2280, 2876, 3595, 4314, 5752, 7190, 8628, 10785, 13661, 14380, 17256, 21570, 27322, 28760, 40983, 43140, 54644, 68305, 81966, 86280, 109288, 136610, 163932, 204915, 273220, 327864, 409830, 546440, 819660, 1639320]

約数ペア:

[(1, 1639320), (2, 819660), (3, 546440), (4, 409830), (5, 327864), (6, 273220), (8, 204915), (10, 163932), (12, 136610), (15, 109288), (19, 86280), (20, 81966), (24, 68305), (30, 54644), (38, 43140), (40, 40983), (57, 28760), (60, 27322), (76, 21570), (95, 17256), (114, 14380), (120, 13661), (152, 10785), (190, 8628), (228, 7190), (285, 5752), (380, 4314), (456, 3595), (570, 2876), (719, 2280), (760, 2157), (1140, 1438)]