1021440

素因数分解:

$2^9\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1$

素因数の和:52

約数の個数: 160

約数和(自身を含む): 3928320

約数和(自身を除く): 2906880

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 19, 20, 21, 24, 28, 30, 32, 35, 38, 40, 42, 48, 56, 57, 60, 64, 70, 76, 80, 84, 95, 96, 105, 112, 114, 120, 128, 133, 140, 152, 160, 168, 190, 192, 210, 224, 228, 240, 256, 266, 280, 285, 304, 320, 336, 380, 384, 399, 420, 448, 456, 480, 512, 532, 560, 570, 608, 640, 665, 672, 760, 768, 798, 840, 896, 912, 960, 1064, 1120, 1140, 1216, 1280, 1330, 1344, 1520, 1536, 1596, 1680, 1792, 1824, 1920, 1995, 2128, 2240, 2280, 2432, 2560, 2660, 2688, 3040, 3192, 3360, 3584, 3648, 3840, 3990, 4256, 4480, 4560, 4864, 5320, 5376, 6080, 6384, 6720, 7296, 7680, 7980, 8512, 8960, 9120, 9728, 10640, 10752, 12160, 12768, 13440, 14592, 15960, 17024, 17920, 18240, 21280, 24320, 25536, 26880, 29184, 31920, 34048, 36480, 42560, 48640, 51072, 53760, 63840, 68096, 72960, 85120, 102144, 127680, 145920, 170240, 204288, 255360, 340480, 510720, 1021440]

約数ペア:

[(1, 1021440), (2, 510720), (3, 340480), (4, 255360), (5, 204288), (6, 170240), (7, 145920), (8, 127680), (10, 102144), (12, 85120), (14, 72960), (15, 68096), (16, 63840), (19, 53760), (20, 51072), (21, 48640), (24, 42560), (28, 36480), (30, 34048), (32, 31920), (35, 29184), (38, 26880), (40, 25536), (42, 24320), (48, 21280), (56, 18240), (57, 17920), (60, 17024), (64, 15960), (70, 14592), (76, 13440), (80, 12768), (84, 12160), (95, 10752), (96, 10640), (105, 9728), (112, 9120), (114, 8960), (120, 8512), (128, 7980), (133, 7680), (140, 7296), (152, 6720), (160, 6384), (168, 6080), (190, 5376), (192, 5320), (210, 4864), (224, 4560), (228, 4480), (240, 4256), (256, 3990), (266, 3840), (280, 3648), (285, 3584), (304, 3360), (320, 3192), (336, 3040), (380, 2688), (384, 2660), (399, 2560), (420, 2432), (448, 2280), (456, 2240), (480, 2128), (512, 1995), (532, 1920), (560, 1824), (570, 1792), (608, 1680), (640, 1596), (665, 1536), (672, 1520), (760, 1344), (768, 1330), (798, 1280), (840, 1216), (896, 1140), (912, 1120), (960, 1064)]