20771645580

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{131}}^1\times {\mathrm{2063}}^1$

素因数の和:2277

約数の個数: 288

約数和(自身を含む): 73783277568

約数和(自身を除く): 53011631988

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 61, 63, 70, 84, 90, 105, 122, 126, 131, 140, 180, 183, 210, 244, 252, 262, 305, 315, 366, 393, 420, 427, 524, 549, 610, 630, 655, 732, 786, 854, 915, 917, 1098, 1179, 1220, 1260, 1281, 1310, 1572, 1708, 1830, 1834, 1965, 2063, 2135, 2196, 2358, 2562, 2620, 2745, 2751, 3660, 3668, 3843, 3930, 4126, 4270, 4585, 4716, 5124, 5490, 5502, 5895, 6189, 6405, 7686, 7860, 7991, 8252, 8253, 8540, 9170, 10315, 10980, 11004, 11790, 12378, 12810, 13755, 14441, 15372, 15982, 16506, 18340, 18567, 19215, 20630, 23580, 23973, 24756, 25620, 27510, 28882, 30945, 31964, 33012, 37134, 38430, 39955, 41260, 41265, 43323, 47946, 55020, 55937, 57764, 61890, 71919, 72205, 74268, 76860, 79910, 82530, 86646, 92835, 95892, 111874, 119865, 123780, 125843, 129969, 143838, 144410, 159820, 165060, 167811, 173292, 185670, 216615, 223748, 239730, 251686, 259938, 270253, 279685, 287676, 288820, 335622, 359595, 371340, 377529, 433230, 479460, 503372, 503433, 519876, 540506, 559370, 629215, 649845, 671244, 719190, 755058, 810759, 839055, 866460, 880901, 1006866, 1081012, 1118740, 1132587, 1258430, 1299690, 1351265, 1438380, 1510116, 1621518, 1678110, 1761802, 1887645, 1891771, 2013732, 2265174, 2432277, 2516860, 2517165, 2599380, 2642703, 2702530, 3243036, 3356220, 3523604, 3775290, 3783542, 4053795, 4404505, 4530348, 4864554, 5034330, 5285406, 5405060, 5662935, 5675313, 7550580, 7567084, 7928109, 8107590, 8809010, 9458855, 9729108, 10068660, 10570812, 11325870, 11350626, 12161385, 13213515, 15856218, 16215180, 16485433, 17025939, 17618020, 18917710, 22651740, 22701252, 24322770, 26427030, 28376565, 31712436, 32970866, 34051878, 37835420, 39640545, 48645540, 49456299, 52854060, 56753130, 65941732, 68103756, 79281090, 82427165, 85129695, 98912598, 113506260, 115398031, 148368897, 158562180, 164854330, 170259390, 197825196, 230796062, 247281495, 296737794, 329708660, 340518780, 346194093, 461592124, 494562990, 576990155, 593475588, 692388186, 741844485, 989125980, 1038582279, 1153980310, 1384776372, 1483688970, 1730970465, 2077164558, 2307960620, 2967377940, 3461940930, 4154329116, 5192911395, 6923881860, 10385822790, 20771645580]

約数ペア:

[(1, 20771645580), (2, 10385822790), (3, 6923881860), (4, 5192911395), (5, 4154329116), (6, 3461940930), (7, 2967377940), (9, 2307960620), (10, 2077164558), (12, 1730970465), (14, 1483688970), (15, 1384776372), (18, 1153980310), (20, 1038582279), (21, 989125980), (28, 741844485), (30, 692388186), (35, 593475588), (36, 576990155), (42, 494562990), (45, 461592124), (60, 346194093), (61, 340518780), (63, 329708660), (70, 296737794), (84, 247281495), (90, 230796062), (105, 197825196), (122, 170259390), (126, 164854330), (131, 158562180), (140, 148368897), (180, 115398031), (183, 113506260), (210, 98912598), (244, 85129695), (252, 82427165), (262, 79281090), (305, 68103756), (315, 65941732), (366, 56753130), (393, 52854060), (420, 49456299), (427, 48645540), (524, 39640545), (549, 37835420), (610, 34051878), (630, 32970866), (655, 31712436), (732, 28376565), (786, 26427030), (854, 24322770), (915, 22701252), (917, 22651740), (1098, 18917710), (1179, 17618020), (1220, 17025939), (1260, 16485433), (1281, 16215180), (1310, 15856218), (1572, 13213515), (1708, 12161385), (1830, 11350626), (1834, 11325870), (1965, 10570812), (2063, 10068660), (2135, 9729108), (2196, 9458855), (2358, 8809010), (2562, 8107590), (2620, 7928109), (2745, 7567084), (2751, 7550580), (3660, 5675313), (3668, 5662935), (3843, 5405060), (3930, 5285406), (4126, 5034330), (4270, 4864554), (4585, 4530348), (4716, 4404505), (5124, 4053795), (5490, 3783542), (5502, 3775290), (5895, 3523604), (6189, 3356220), (6405, 3243036), (7686, 2702530), (7860, 2642703), (7991, 2599380), (8252, 2517165), (8253, 2516860), (8540, 2432277), (9170, 2265174), (10315, 2013732), (10980, 1891771), (11004, 1887645), (11790, 1761802), (12378, 1678110), (12810, 1621518), (13755, 1510116), (14441, 1438380), (15372, 1351265), (15982, 1299690), (16506, 1258430), (18340, 1132587), (18567, 1118740), (19215, 1081012), (20630, 1006866), (23580, 880901), (23973, 866460), (24756, 839055), (25620, 810759), (27510, 755058), (28882, 719190), (30945, 671244), (31964, 649845), (33012, 629215), (37134, 559370), (38430, 540506), (39955, 519876), (41260, 503433), (41265, 503372), (43323, 479460), (47946, 433230), (55020, 377529), (55937, 371340), (57764, 359595), (61890, 335622), (71919, 288820), (72205, 287676), (74268, 279685), (76860, 270253), (79910, 259938), (82530, 251686), (86646, 239730), (92835, 223748), (95892, 216615), (111874, 185670), (119865, 173292), (123780, 167811), (125843, 165060), (129969, 159820), (143838, 144410)]