20316294720

素因数分解:

$2^6\times 3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{138319}}^1$

素因数の和:138362

約数の個数: 224

約数和(自身を含む): 75887884800

約数和(自身を除く): 55571590080

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 17, 18, 20, 24, 27, 30, 32, 34, 36, 40, 45, 48, 51, 54, 60, 64, 68, 72, 80, 85, 90, 96, 102, 108, 120, 135, 136, 144, 153, 160, 170, 180, 192, 204, 216, 240, 255, 270, 272, 288, 306, 320, 340, 360, 408, 432, 459, 480, 510, 540, 544, 576, 612, 680, 720, 765, 816, 864, 918, 960, 1020, 1080, 1088, 1224, 1360, 1440, 1530, 1632, 1728, 1836, 2040, 2160, 2295, 2448, 2720, 2880, 3060, 3264, 3672, 4080, 4320, 4590, 4896, 5440, 6120, 7344, 8160, 8640, 9180, 9792, 12240, 14688, 16320, 18360, 24480, 29376, 36720, 48960, 73440, 138319, 146880, 276638, 414957, 553276, 691595, 829914, 1106552, 1244871, 1383190, 1659828, 2074785, 2213104, 2351423, 2489742, 2766380, 3319656, 3734613, 4149570, 4426208, 4702846, 4979484, 5532760, 6224355, 6639312, 7054269, 7469226, 8299140, 8852416, 9405692, 9958968, 11065520, 11757115, 12448710, 13278624, 14108538, 14938452, 16598280, 18673065, 18811384, 19917936, 21162807, 22131040, 23514230, 24897420, 26557248, 28217076, 29876904, 33196560, 35271345, 37346130, 37622768, 39835872, 42325614, 44262080, 47028460, 49794840, 56434152, 59753808, 63488421, 66393120, 70542690, 74692260, 75245536, 79671744, 84651228, 94056920, 99589680, 105814035, 112868304, 119507616, 126976842, 132786240, 141085380, 149384520, 150491072, 169302456, 188113840, 199179360, 211628070, 225736608, 239015232, 253953684, 282170760, 298769040, 317442105, 338604912, 376227680, 398358720, 423256140, 451473216, 507907368, 564341520, 597538080, 634884210, 677209824, 752455360, 846512280, 1015814736, 1128683040, 1195076160, 1269768420, 1354419648, 1693024560, 2031629472, 2257366080, 2539536840, 3386049120, 4063258944, 5079073680, 6772098240, 10158147360, 20316294720]

約数ペア:

[(1, 20316294720), (2, 10158147360), (3, 6772098240), (4, 5079073680), (5, 4063258944), (6, 3386049120), (8, 2539536840), (9, 2257366080), (10, 2031629472), (12, 1693024560), (15, 1354419648), (16, 1269768420), (17, 1195076160), (18, 1128683040), (20, 1015814736), (24, 846512280), (27, 752455360), (30, 677209824), (32, 634884210), (34, 597538080), (36, 564341520), (40, 507907368), (45, 451473216), (48, 423256140), (51, 398358720), (54, 376227680), (60, 338604912), (64, 317442105), (68, 298769040), (72, 282170760), (80, 253953684), (85, 239015232), (90, 225736608), (96, 211628070), (102, 199179360), (108, 188113840), (120, 169302456), (135, 150491072), (136, 149384520), (144, 141085380), (153, 132786240), (160, 126976842), (170, 119507616), (180, 112868304), (192, 105814035), (204, 99589680), (216, 94056920), (240, 84651228), (255, 79671744), (270, 75245536), (272, 74692260), (288, 70542690), (306, 66393120), (320, 63488421), (340, 59753808), (360, 56434152), (408, 49794840), (432, 47028460), (459, 44262080), (480, 42325614), (510, 39835872), (540, 37622768), (544, 37346130), (576, 35271345), (612, 33196560), (680, 29876904), (720, 28217076), (765, 26557248), (816, 24897420), (864, 23514230), (918, 22131040), (960, 21162807), (1020, 19917936), (1080, 18811384), (1088, 18673065), (1224, 16598280), (1360, 14938452), (1440, 14108538), (1530, 13278624), (1632, 12448710), (1728, 11757115), (1836, 11065520), (2040, 9958968), (2160, 9405692), (2295, 8852416), (2448, 8299140), (2720, 7469226), (2880, 7054269), (3060, 6639312), (3264, 6224355), (3672, 5532760), (4080, 4979484), (4320, 4702846), (4590, 4426208), (4896, 4149570), (5440, 3734613), (6120, 3319656), (7344, 2766380), (8160, 2489742), (8640, 2351423), (9180, 2213104), (9792, 2074785), (12240, 1659828), (14688, 1383190), (16320, 1244871), (18360, 1106552), (24480, 829914), (29376, 691595), (36720, 553276), (48960, 414957), (73440, 276638), (138319, 146880)]