81502400

素因数分解:

$2^6\times 5^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{383}}^1$

素因数の和:431

約数の個数: 168

約数和(自身を含む): 241889280

約数和(自身を除く): 160386880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 25, 28, 32, 35, 38, 40, 50, 56, 64, 70, 76, 80, 95, 100, 112, 133, 140, 152, 160, 175, 190, 200, 224, 266, 280, 304, 320, 350, 380, 383, 400, 448, 475, 532, 560, 608, 665, 700, 760, 766, 800, 950, 1064, 1120, 1216, 1330, 1400, 1520, 1532, 1600, 1900, 1915, 2128, 2240, 2660, 2681, 2800, 3040, 3064, 3325, 3800, 3830, 4256, 5320, 5362, 5600, 6080, 6128, 6650, 7277, 7600, 7660, 8512, 9575, 10640, 10724, 11200, 12256, 13300, 13405, 14554, 15200, 15320, 19150, 21280, 21448, 24512, 26600, 26810, 29108, 30400, 30640, 36385, 38300, 42560, 42896, 50939, 53200, 53620, 58216, 61280, 67025, 72770, 76600, 85792, 101878, 106400, 107240, 116432, 122560, 134050, 145540, 153200, 171584, 181925, 203756, 212800, 214480, 232864, 254695, 268100, 291080, 306400, 363850, 407512, 428960, 465728, 509390, 536200, 582160, 612800, 727700, 815024, 857920, 1018780, 1072400, 1164320, 1273475, 1455400, 1630048, 2037560, 2144800, 2328640, 2546950, 2910800, 3260096, 4075120, 4289600, 5093900, 5821600, 8150240, 10187800, 11643200, 16300480, 20375600, 40751200, 81502400]

約数ペア:

[(1, 81502400), (2, 40751200), (4, 20375600), (5, 16300480), (7, 11643200), (8, 10187800), (10, 8150240), (14, 5821600), (16, 5093900), (19, 4289600), (20, 4075120), (25, 3260096), (28, 2910800), (32, 2546950), (35, 2328640), (38, 2144800), (40, 2037560), (50, 1630048), (56, 1455400), (64, 1273475), (70, 1164320), (76, 1072400), (80, 1018780), (95, 857920), (100, 815024), (112, 727700), (133, 612800), (140, 582160), (152, 536200), (160, 509390), (175, 465728), (190, 428960), (200, 407512), (224, 363850), (266, 306400), (280, 291080), (304, 268100), (320, 254695), (350, 232864), (380, 214480), (383, 212800), (400, 203756), (448, 181925), (475, 171584), (532, 153200), (560, 145540), (608, 134050), (665, 122560), (700, 116432), (760, 107240), (766, 106400), (800, 101878), (950, 85792), (1064, 76600), (1120, 72770), (1216, 67025), (1330, 61280), (1400, 58216), (1520, 53620), (1532, 53200), (1600, 50939), (1900, 42896), (1915, 42560), (2128, 38300), (2240, 36385), (2660, 30640), (2681, 30400), (2800, 29108), (3040, 26810), (3064, 26600), (3325, 24512), (3800, 21448), (3830, 21280), (4256, 19150), (5320, 15320), (5362, 15200), (5600, 14554), (6080, 13405), (6128, 13300), (6650, 12256), (7277, 11200), (7600, 10724), (7660, 10640), (8512, 9575)]