18931772160

素因数分解:

$2^8\times 3^2\times 5^1\times 7^1\times {\mathrm{234769}}^1$

素因数の和:234803

約数の個数: 216

約数和(自身を含む): 74859701280

約数和(自身を除く): 55927929120

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 64, 70, 72, 80, 84, 90, 96, 105, 112, 120, 126, 128, 140, 144, 160, 168, 180, 192, 210, 224, 240, 252, 256, 280, 288, 315, 320, 336, 360, 384, 420, 448, 480, 504, 560, 576, 630, 640, 672, 720, 768, 840, 896, 960, 1008, 1120, 1152, 1260, 1280, 1344, 1440, 1680, 1792, 1920, 2016, 2240, 2304, 2520, 2688, 2880, 3360, 3840, 4032, 4480, 5040, 5376, 5760, 6720, 8064, 8960, 10080, 11520, 13440, 16128, 20160, 26880, 40320, 80640, 234769, 469538, 704307, 939076, 1173845, 1408614, 1643383, 1878152, 2112921, 2347690, 2817228, 3286766, 3521535, 3756304, 4225842, 4695380, 4930149, 5634456, 6573532, 7043070, 7512608, 8216915, 8451684, 9390760, 9860298, 10564605, 11268912, 13147064, 14086140, 14790447, 15025216, 16433830, 16903368, 18781520, 19720596, 21129210, 22537824, 24650745, 26294128, 28172280, 29580894, 30050432, 32867660, 33806736, 37563040, 39441192, 42258420, 45075648, 49301490, 52588256, 56344560, 59161788, 60100864, 65735320, 67613472, 73952235, 75126080, 78882384, 84516840, 90151296, 98602980, 105176512, 112689120, 118323576, 131470640, 135226944, 147904470, 150252160, 157764768, 169033680, 180302592, 197205960, 210353024, 225378240, 236647152, 262941280, 270453888, 295808940, 300504320, 315529536, 338067360, 394411920, 420706048, 450756480, 473294304, 525882560, 540907776, 591617880, 631059072, 676134720, 788823840, 901512960, 946588608, 1051765120, 1183235760, 1262118144, 1352269440, 1577647680, 1893177216, 2103530240, 2366471520, 2704538880, 3155295360, 3786354432, 4732943040, 6310590720, 9465886080, 18931772160]

約数ペア:

[(1, 18931772160), (2, 9465886080), (3, 6310590720), (4, 4732943040), (5, 3786354432), (6, 3155295360), (7, 2704538880), (8, 2366471520), (9, 2103530240), (10, 1893177216), (12, 1577647680), (14, 1352269440), (15, 1262118144), (16, 1183235760), (18, 1051765120), (20, 946588608), (21, 901512960), (24, 788823840), (28, 676134720), (30, 631059072), (32, 591617880), (35, 540907776), (36, 525882560), (40, 473294304), (42, 450756480), (45, 420706048), (48, 394411920), (56, 338067360), (60, 315529536), (63, 300504320), (64, 295808940), (70, 270453888), (72, 262941280), (80, 236647152), (84, 225378240), (90, 210353024), (96, 197205960), (105, 180302592), (112, 169033680), (120, 157764768), (126, 150252160), (128, 147904470), (140, 135226944), (144, 131470640), (160, 118323576), (168, 112689120), (180, 105176512), (192, 98602980), (210, 90151296), (224, 84516840), (240, 78882384), (252, 75126080), (256, 73952235), (280, 67613472), (288, 65735320), (315, 60100864), (320, 59161788), (336, 56344560), (360, 52588256), (384, 49301490), (420, 45075648), (448, 42258420), (480, 39441192), (504, 37563040), (560, 33806736), (576, 32867660), (630, 30050432), (640, 29580894), (672, 28172280), (720, 26294128), (768, 24650745), (840, 22537824), (896, 21129210), (960, 19720596), (1008, 18781520), (1120, 16903368), (1152, 16433830), (1260, 15025216), (1280, 14790447), (1344, 14086140), (1440, 13147064), (1680, 11268912), (1792, 10564605), (1920, 9860298), (2016, 9390760), (2240, 8451684), (2304, 8216915), (2520, 7512608), (2688, 7043070), (2880, 6573532), (3360, 5634456), (3840, 4930149), (4032, 4695380), (4480, 4225842), (5040, 3756304), (5376, 3521535), (5760, 3286766), (6720, 2817228), (8064, 2347690), (8960, 2112921), (10080, 1878152), (11520, 1643383), (13440, 1408614), (16128, 1173845), (20160, 939076), (26880, 704307), (40320, 469538), (80640, 234769)]