19799648640

素因数分解:

$2^7\times 3^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{24379}}^1$

素因数の和:24454

約数の個数: 256

約数和(自身を含む): 71618688000

約数和(自身を除く): 51819039360

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 47, 48, 54, 60, 64, 72, 80, 90, 94, 96, 108, 120, 128, 135, 141, 144, 160, 180, 188, 192, 216, 235, 240, 270, 282, 288, 320, 360, 376, 384, 423, 432, 470, 480, 540, 564, 576, 640, 705, 720, 752, 846, 864, 940, 960, 1080, 1128, 1152, 1269, 1410, 1440, 1504, 1692, 1728, 1880, 1920, 2115, 2160, 2256, 2538, 2820, 2880, 3008, 3384, 3456, 3760, 4230, 4320, 4512, 5076, 5640, 5760, 6016, 6345, 6768, 7520, 8460, 8640, 9024, 10152, 11280, 12690, 13536, 15040, 16920, 17280, 18048, 20304, 22560, 24379, 25380, 27072, 30080, 33840, 40608, 45120, 48758, 50760, 54144, 67680, 73137, 81216, 90240, 97516, 101520, 121895, 135360, 146274, 162432, 195032, 203040, 219411, 243790, 270720, 292548, 365685, 390064, 406080, 438822, 487580, 585096, 658233, 731370, 780128, 812160, 877644, 975160, 1097055, 1145813, 1170192, 1316466, 1462740, 1560256, 1755288, 1950320, 2194110, 2291626, 2340384, 2632932, 2925480, 3120512, 3291165, 3437439, 3510576, 3900640, 4388220, 4583252, 4680768, 5265864, 5729065, 5850960, 6582330, 6874878, 7021152, 7801280, 8776440, 9166504, 9361536, 10312317, 10531728, 11458130, 11701920, 13164660, 13749756, 14042304, 15602560, 17187195, 17552880, 18333008, 20624634, 21063456, 22916260, 23403840, 26329320, 27499512, 28084608, 30936951, 34374390, 35105760, 36666016, 41249268, 42126912, 45832520, 46807680, 51561585, 52658640, 54999024, 61873902, 68748780, 70211520, 73332032, 82498536, 84253824, 91665040, 103123170, 105317280, 109998048, 123747804, 137497560, 140423040, 146664064, 154684755, 164997072, 183330080, 206246340, 210634560, 219996096, 247495608, 274995120, 309369510, 329994144, 366660160, 412492680, 421269120, 439992192, 494991216, 549990240, 618739020, 659988288, 733320320, 824985360, 989982432, 1099980480, 1237478040, 1319976576, 1649970720, 1979964864, 2199960960, 2474956080, 3299941440, 3959929728, 4949912160, 6599882880, 9899824320, 19799648640]

約数ペア:

[(1, 19799648640), (2, 9899824320), (3, 6599882880), (4, 4949912160), (5, 3959929728), (6, 3299941440), (8, 2474956080), (9, 2199960960), (10, 1979964864), (12, 1649970720), (15, 1319976576), (16, 1237478040), (18, 1099980480), (20, 989982432), (24, 824985360), (27, 733320320), (30, 659988288), (32, 618739020), (36, 549990240), (40, 494991216), (45, 439992192), (47, 421269120), (48, 412492680), (54, 366660160), (60, 329994144), (64, 309369510), (72, 274995120), (80, 247495608), (90, 219996096), (94, 210634560), (96, 206246340), (108, 183330080), (120, 164997072), (128, 154684755), (135, 146664064), (141, 140423040), (144, 137497560), (160, 123747804), (180, 109998048), (188, 105317280), (192, 103123170), (216, 91665040), (235, 84253824), (240, 82498536), (270, 73332032), (282, 70211520), (288, 68748780), (320, 61873902), (360, 54999024), (376, 52658640), (384, 51561585), (423, 46807680), (432, 45832520), (470, 42126912), (480, 41249268), (540, 36666016), (564, 35105760), (576, 34374390), (640, 30936951), (705, 28084608), (720, 27499512), (752, 26329320), (846, 23403840), (864, 22916260), (940, 21063456), (960, 20624634), (1080, 18333008), (1128, 17552880), (1152, 17187195), (1269, 15602560), (1410, 14042304), (1440, 13749756), (1504, 13164660), (1692, 11701920), (1728, 11458130), (1880, 10531728), (1920, 10312317), (2115, 9361536), (2160, 9166504), (2256, 8776440), (2538, 7801280), (2820, 7021152), (2880, 6874878), (3008, 6582330), (3384, 5850960), (3456, 5729065), (3760, 5265864), (4230, 4680768), (4320, 4583252), (4512, 4388220), (5076, 3900640), (5640, 3510576), (5760, 3437439), (6016, 3291165), (6345, 3120512), (6768, 2925480), (7520, 2632932), (8460, 2340384), (8640, 2291626), (9024, 2194110), (10152, 1950320), (11280, 1755288), (12690, 1560256), (13536, 1462740), (15040, 1316466), (16920, 1170192), (17280, 1145813), (18048, 1097055), (20304, 975160), (22560, 877644), (24379, 812160), (25380, 780128), (27072, 731370), (30080, 658233), (33840, 585096), (40608, 487580), (45120, 438822), (48758, 406080), (50760, 390064), (54144, 365685), (67680, 292548), (73137, 270720), (81216, 243790), (90240, 219411), (97516, 203040), (101520, 195032), (121895, 162432), (135360, 146274)]