20683470240

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{844913}}^1$

素因数の和:844951

約数の個数: 144

約数和(自身を含む): 74734333128

約数和(自身を除く): 54050862888

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 17, 18, 20, 24, 30, 32, 34, 36, 40, 45, 48, 51, 60, 68, 72, 80, 85, 90, 96, 102, 120, 136, 144, 153, 160, 170, 180, 204, 240, 255, 272, 288, 306, 340, 360, 408, 480, 510, 544, 612, 680, 720, 765, 816, 1020, 1224, 1360, 1440, 1530, 1632, 2040, 2448, 2720, 3060, 4080, 4896, 6120, 8160, 12240, 24480, 844913, 1689826, 2534739, 3379652, 4224565, 5069478, 6759304, 7604217, 8449130, 10138956, 12673695, 13518608, 14363521, 15208434, 16898260, 20277912, 25347390, 27037216, 28727042, 30416868, 33796520, 38021085, 40555824, 43090563, 50694780, 57454084, 60833736, 67593040, 71817605, 76042170, 81111648, 86181126, 101389560, 114908168, 121667472, 129271689, 135186080, 143635210, 152084340, 172362252, 202779120, 215452815, 229816336, 243334944, 258543378, 287270420, 304168680, 344724504, 405558240, 430905630, 459632672, 517086756, 574540840, 608337360, 646358445, 689449008, 861811260, 1034173512, 1149081680, 1216674720, 1292716890, 1378898016, 1723622520, 2068347024, 2298163360, 2585433780, 3447245040, 4136694048, 5170867560, 6894490080, 10341735120, 20683470240]

約数ペア:

[(1, 20683470240), (2, 10341735120), (3, 6894490080), (4, 5170867560), (5, 4136694048), (6, 3447245040), (8, 2585433780), (9, 2298163360), (10, 2068347024), (12, 1723622520), (15, 1378898016), (16, 1292716890), (17, 1216674720), (18, 1149081680), (20, 1034173512), (24, 861811260), (30, 689449008), (32, 646358445), (34, 608337360), (36, 574540840), (40, 517086756), (45, 459632672), (48, 430905630), (51, 405558240), (60, 344724504), (68, 304168680), (72, 287270420), (80, 258543378), (85, 243334944), (90, 229816336), (96, 215452815), (102, 202779120), (120, 172362252), (136, 152084340), (144, 143635210), (153, 135186080), (160, 129271689), (170, 121667472), (180, 114908168), (204, 101389560), (240, 86181126), (255, 81111648), (272, 76042170), (288, 71817605), (306, 67593040), (340, 60833736), (360, 57454084), (408, 50694780), (480, 43090563), (510, 40555824), (544, 38021085), (612, 33796520), (680, 30416868), (720, 28727042), (765, 27037216), (816, 25347390), (1020, 20277912), (1224, 16898260), (1360, 15208434), (1440, 14363521), (1530, 13518608), (1632, 12673695), (2040, 10138956), (2448, 8449130), (2720, 7604217), (3060, 6759304), (4080, 5069478), (4896, 4224565), (6120, 3379652), (8160, 2534739), (12240, 1689826), (24480, 844913)]