20151802080

素因数分解:

$2^5\times 3^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{36161}}^1$

素因数の和:36231

約数の個数: 240

約数和(自身を含む): 72775012464

約数和(自身を除く): 52623210384

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 43, 45, 48, 54, 60, 72, 80, 81, 86, 90, 96, 108, 120, 129, 135, 144, 160, 162, 172, 180, 215, 216, 240, 258, 270, 288, 324, 344, 360, 387, 405, 430, 432, 480, 516, 540, 645, 648, 688, 720, 774, 810, 860, 864, 1032, 1080, 1161, 1290, 1296, 1376, 1440, 1548, 1620, 1720, 1935, 2064, 2160, 2322, 2580, 2592, 3096, 3240, 3440, 3483, 3870, 4128, 4320, 4644, 5160, 5805, 6192, 6480, 6880, 6966, 7740, 9288, 10320, 11610, 12384, 12960, 13932, 15480, 17415, 18576, 20640, 23220, 27864, 30960, 34830, 36161, 37152, 46440, 55728, 61920, 69660, 72322, 92880, 108483, 111456, 139320, 144644, 180805, 185760, 216966, 278640, 289288, 325449, 361610, 433932, 542415, 557280, 578576, 650898, 723220, 867864, 976347, 1084830, 1157152, 1301796, 1446440, 1554923, 1627245, 1735728, 1952694, 2169660, 2603592, 2892880, 2929041, 3109846, 3254490, 3471456, 3905388, 4339320, 4664769, 4881735, 5207184, 5785760, 5858082, 6219692, 6508980, 7774615, 7810776, 8678640, 9329538, 9763470, 10414368, 11716164, 12439384, 13017960, 13994307, 14645205, 15549230, 15621552, 17357280, 18659076, 19526940, 23323845, 23432328, 24878768, 26035920, 27988614, 29290410, 31098460, 31243104, 37318152, 39053880, 41982921, 46647690, 46864656, 49757536, 52071840, 55977228, 58580820, 62196920, 69971535, 74636304, 78107760, 83965842, 93295380, 93729312, 111954456, 117161640, 124393840, 125948763, 139943070, 149272608, 156215520, 167931684, 186590760, 209914605, 223908912, 234323280, 248787680, 251897526, 279886140, 335863368, 373181520, 419829210, 447817824, 468646560, 503795052, 559772280, 629743815, 671726736, 746363040, 839658420, 1007590104, 1119544560, 1259487630, 1343453472, 1679316840, 2015180208, 2239089120, 2518975260, 3358633680, 4030360416, 5037950520, 6717267360, 10075901040, 20151802080]

約数ペア:

[(1, 20151802080), (2, 10075901040), (3, 6717267360), (4, 5037950520), (5, 4030360416), (6, 3358633680), (8, 2518975260), (9, 2239089120), (10, 2015180208), (12, 1679316840), (15, 1343453472), (16, 1259487630), (18, 1119544560), (20, 1007590104), (24, 839658420), (27, 746363040), (30, 671726736), (32, 629743815), (36, 559772280), (40, 503795052), (43, 468646560), (45, 447817824), (48, 419829210), (54, 373181520), (60, 335863368), (72, 279886140), (80, 251897526), (81, 248787680), (86, 234323280), (90, 223908912), (96, 209914605), (108, 186590760), (120, 167931684), (129, 156215520), (135, 149272608), (144, 139943070), (160, 125948763), (162, 124393840), (172, 117161640), (180, 111954456), (215, 93729312), (216, 93295380), (240, 83965842), (258, 78107760), (270, 74636304), (288, 69971535), (324, 62196920), (344, 58580820), (360, 55977228), (387, 52071840), (405, 49757536), (430, 46864656), (432, 46647690), (480, 41982921), (516, 39053880), (540, 37318152), (645, 31243104), (648, 31098460), (688, 29290410), (720, 27988614), (774, 26035920), (810, 24878768), (860, 23432328), (864, 23323845), (1032, 19526940), (1080, 18659076), (1161, 17357280), (1290, 15621552), (1296, 15549230), (1376, 14645205), (1440, 13994307), (1548, 13017960), (1620, 12439384), (1720, 11716164), (1935, 10414368), (2064, 9763470), (2160, 9329538), (2322, 8678640), (2580, 7810776), (2592, 7774615), (3096, 6508980), (3240, 6219692), (3440, 5858082), (3483, 5785760), (3870, 5207184), (4128, 4881735), (4320, 4664769), (4644, 4339320), (5160, 3905388), (5805, 3471456), (6192, 3254490), (6480, 3109846), (6880, 2929041), (6966, 2892880), (7740, 2603592), (9288, 2169660), (10320, 1952694), (11610, 1735728), (12384, 1627245), (12960, 1554923), (13932, 1446440), (15480, 1301796), (17415, 1157152), (18576, 1084830), (20640, 976347), (23220, 867864), (27864, 723220), (30960, 650898), (34830, 578576), (36161, 557280), (37152, 542415), (46440, 433932), (55728, 361610), (61920, 325449), (69660, 289288), (72322, 278640), (92880, 216966), (108483, 185760), (111456, 180805), (139320, 144644)]