19326720

素因数分解:

$2^8\times 3^1\times 5^1\times 7^1\times {\mathrm{719}}^1$

素因数の和:750

約数の個数: 144

約数和(自身を含む): 70640640

約数和(自身を除く): 51313920

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 64, 70, 80, 84, 96, 105, 112, 120, 128, 140, 160, 168, 192, 210, 224, 240, 256, 280, 320, 336, 384, 420, 448, 480, 560, 640, 672, 719, 768, 840, 896, 960, 1120, 1280, 1344, 1438, 1680, 1792, 1920, 2157, 2240, 2688, 2876, 3360, 3595, 3840, 4314, 4480, 5033, 5376, 5752, 6720, 7190, 8628, 8960, 10066, 10785, 11504, 13440, 14380, 15099, 17256, 20132, 21570, 23008, 25165, 26880, 28760, 30198, 34512, 40264, 43140, 46016, 50330, 57520, 60396, 69024, 75495, 80528, 86280, 92032, 100660, 115040, 120792, 138048, 150990, 161056, 172560, 184064, 201320, 230080, 241584, 276096, 301980, 322112, 345120, 402640, 460160, 483168, 552192, 603960, 644224, 690240, 805280, 920320, 966336, 1207920, 1288448, 1380480, 1610560, 1932672, 2415840, 2760960, 3221120, 3865344, 4831680, 6442240, 9663360, 19326720]

約数ペア:

[(1, 19326720), (2, 9663360), (3, 6442240), (4, 4831680), (5, 3865344), (6, 3221120), (7, 2760960), (8, 2415840), (10, 1932672), (12, 1610560), (14, 1380480), (15, 1288448), (16, 1207920), (20, 966336), (21, 920320), (24, 805280), (28, 690240), (30, 644224), (32, 603960), (35, 552192), (40, 483168), (42, 460160), (48, 402640), (56, 345120), (60, 322112), (64, 301980), (70, 276096), (80, 241584), (84, 230080), (96, 201320), (105, 184064), (112, 172560), (120, 161056), (128, 150990), (140, 138048), (160, 120792), (168, 115040), (192, 100660), (210, 92032), (224, 86280), (240, 80528), (256, 75495), (280, 69024), (320, 60396), (336, 57520), (384, 50330), (420, 46016), (448, 43140), (480, 40264), (560, 34512), (640, 30198), (672, 28760), (719, 26880), (768, 25165), (840, 23008), (896, 21570), (960, 20132), (1120, 17256), (1280, 15099), (1344, 14380), (1438, 13440), (1680, 11504), (1792, 10785), (1920, 10066), (2157, 8960), (2240, 8628), (2688, 7190), (2876, 6720), (3360, 5752), (3595, 5376), (3840, 5033), (4314, 4480)]