30789120

素因数分解:

$2^9\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{211}}^1$

素因数の和:256

約数の個数: 160

約数和(自身を含む): 104100480

約数和(自身を除く): 73311360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 32, 38, 40, 48, 57, 60, 64, 76, 80, 95, 96, 114, 120, 128, 152, 160, 190, 192, 211, 228, 240, 256, 285, 304, 320, 380, 384, 422, 456, 480, 512, 570, 608, 633, 640, 760, 768, 844, 912, 960, 1055, 1140, 1216, 1266, 1280, 1520, 1536, 1688, 1824, 1920, 2110, 2280, 2432, 2532, 2560, 3040, 3165, 3376, 3648, 3840, 4009, 4220, 4560, 4864, 5064, 6080, 6330, 6752, 7296, 7680, 8018, 8440, 9120, 9728, 10128, 12027, 12160, 12660, 13504, 14592, 16036, 16880, 18240, 20045, 20256, 24054, 24320, 25320, 27008, 29184, 32072, 33760, 36480, 40090, 40512, 48108, 48640, 50640, 54016, 60135, 64144, 67520, 72960, 80180, 81024, 96216, 101280, 108032, 120270, 128288, 135040, 145920, 160360, 162048, 192432, 202560, 240540, 256576, 270080, 320720, 324096, 384864, 405120, 481080, 513152, 540160, 641440, 769728, 810240, 962160, 1026304, 1282880, 1539456, 1620480, 1924320, 2052608, 2565760, 3078912, 3848640, 5131520, 6157824, 7697280, 10263040, 15394560, 30789120]

約数ペア:

[(1, 30789120), (2, 15394560), (3, 10263040), (4, 7697280), (5, 6157824), (6, 5131520), (8, 3848640), (10, 3078912), (12, 2565760), (15, 2052608), (16, 1924320), (19, 1620480), (20, 1539456), (24, 1282880), (30, 1026304), (32, 962160), (38, 810240), (40, 769728), (48, 641440), (57, 540160), (60, 513152), (64, 481080), (76, 405120), (80, 384864), (95, 324096), (96, 320720), (114, 270080), (120, 256576), (128, 240540), (152, 202560), (160, 192432), (190, 162048), (192, 160360), (211, 145920), (228, 135040), (240, 128288), (256, 120270), (285, 108032), (304, 101280), (320, 96216), (380, 81024), (384, 80180), (422, 72960), (456, 67520), (480, 64144), (512, 60135), (570, 54016), (608, 50640), (633, 48640), (640, 48108), (760, 40512), (768, 40090), (844, 36480), (912, 33760), (960, 32072), (1055, 29184), (1140, 27008), (1216, 25320), (1266, 24320), (1280, 24054), (1520, 20256), (1536, 20045), (1688, 18240), (1824, 16880), (1920, 16036), (2110, 14592), (2280, 13504), (2432, 12660), (2532, 12160), (2560, 12027), (3040, 10128), (3165, 9728), (3376, 9120), (3648, 8440), (3840, 8018), (4009, 7680), (4220, 7296), (4560, 6752), (4864, 6330), (5064, 6080)]