20236817120

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^2\times {\mathrm{29}}^1\times {\mathrm{131}}^1\times {\mathrm{197}}^1$

素因数の和:398

約数の個数: 288

約数和(自身を含む): 54237949920

約数和(自身を除く): 34001132800

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 29, 32, 40, 52, 58, 65, 80, 104, 116, 130, 131, 145, 160, 169, 197, 208, 232, 260, 262, 290, 338, 377, 394, 416, 464, 520, 524, 580, 655, 676, 754, 788, 845, 928, 985, 1040, 1048, 1160, 1310, 1352, 1508, 1576, 1690, 1703, 1885, 1970, 2080, 2096, 2320, 2561, 2620, 2704, 3016, 3152, 3380, 3406, 3770, 3799, 3940, 4192, 4640, 4901, 5122, 5240, 5408, 5713, 6032, 6304, 6760, 6812, 7540, 7598, 7880, 8515, 9802, 10244, 10480, 11426, 12064, 12805, 13520, 13624, 15080, 15196, 15760, 17030, 18995, 19604, 20488, 20960, 22139, 22852, 24505, 25610, 25807, 27040, 27248, 28565, 30160, 30392, 31520, 33293, 34060, 37990, 39208, 40976, 44278, 45704, 49010, 49387, 51220, 51614, 54496, 57130, 60320, 60784, 66586, 68120, 74269, 75980, 78416, 81952, 88556, 91408, 98020, 98774, 102440, 103228, 110695, 114260, 121568, 129035, 133172, 136240, 148538, 151960, 156832, 166465, 177112, 182816, 196040, 197548, 204880, 206456, 221390, 228520, 246935, 258070, 266344, 272480, 297076, 303920, 332930, 335491, 354224, 371345, 392080, 395096, 409760, 412912, 442780, 457040, 493870, 516140, 532688, 594152, 607840, 642031, 665860, 670982, 708448, 742690, 748403, 784160, 790192, 825824, 885560, 914080, 965497, 987740, 1032280, 1065376, 1188304, 1284062, 1331720, 1341964, 1485380, 1496806, 1580384, 1677455, 1771120, 1930994, 1975480, 2064560, 2376608, 2568124, 2663440, 2683928, 2970760, 2993612, 3210155, 3354910, 3542240, 3742015, 3861988, 3950960, 4129120, 4361383, 4827485, 5136248, 5326880, 5367856, 5941520, 5987224, 6420310, 6709820, 7484030, 7723976, 7901920, 8722766, 9654970, 9729239, 10272496, 10735712, 11883040, 11974448, 12840620, 13419640, 14968060, 15447952, 17445532, 19309940, 19458478, 20544992, 21806915, 23948896, 25681240, 26839280, 29936120, 30895904, 34891064, 38619880, 38916956, 43613830, 48646195, 51362480, 53678560, 59872240, 69782128, 77239760, 77833912, 87227660, 97292390, 102724960, 119744480, 126480107, 139564256, 154479520, 155667824, 174455320, 194584780, 252960214, 311335648, 348910640, 389169560, 505920428, 632400535, 697821280, 778339120, 1011840856, 1264801070, 1556678240, 2023681712, 2529602140, 4047363424, 5059204280, 10118408560, 20236817120]

約数ペア:

[(1, 20236817120), (2, 10118408560), (4, 5059204280), (5, 4047363424), (8, 2529602140), (10, 2023681712), (13, 1556678240), (16, 1264801070), (20, 1011840856), (26, 778339120), (29, 697821280), (32, 632400535), (40, 505920428), (52, 389169560), (58, 348910640), (65, 311335648), (80, 252960214), (104, 194584780), (116, 174455320), (130, 155667824), (131, 154479520), (145, 139564256), (160, 126480107), (169, 119744480), (197, 102724960), (208, 97292390), (232, 87227660), (260, 77833912), (262, 77239760), (290, 69782128), (338, 59872240), (377, 53678560), (394, 51362480), (416, 48646195), (464, 43613830), (520, 38916956), (524, 38619880), (580, 34891064), (655, 30895904), (676, 29936120), (754, 26839280), (788, 25681240), (845, 23948896), (928, 21806915), (985, 20544992), (1040, 19458478), (1048, 19309940), (1160, 17445532), (1310, 15447952), (1352, 14968060), (1508, 13419640), (1576, 12840620), (1690, 11974448), (1703, 11883040), (1885, 10735712), (1970, 10272496), (2080, 9729239), (2096, 9654970), (2320, 8722766), (2561, 7901920), (2620, 7723976), (2704, 7484030), (3016, 6709820), (3152, 6420310), (3380, 5987224), (3406, 5941520), (3770, 5367856), (3799, 5326880), (3940, 5136248), (4192, 4827485), (4640, 4361383), (4901, 4129120), (5122, 3950960), (5240, 3861988), (5408, 3742015), (5713, 3542240), (6032, 3354910), (6304, 3210155), (6760, 2993612), (6812, 2970760), (7540, 2683928), (7598, 2663440), (7880, 2568124), (8515, 2376608), (9802, 2064560), (10244, 1975480), (10480, 1930994), (11426, 1771120), (12064, 1677455), (12805, 1580384), (13520, 1496806), (13624, 1485380), (15080, 1341964), (15196, 1331720), (15760, 1284062), (17030, 1188304), (18995, 1065376), (19604, 1032280), (20488, 987740), (20960, 965497), (22139, 914080), (22852, 885560), (24505, 825824), (25610, 790192), (25807, 784160), (27040, 748403), (27248, 742690), (28565, 708448), (30160, 670982), (30392, 665860), (31520, 642031), (33293, 607840), (34060, 594152), (37990, 532688), (39208, 516140), (40976, 493870), (44278, 457040), (45704, 442780), (49010, 412912), (49387, 409760), (51220, 395096), (51614, 392080), (54496, 371345), (57130, 354224), (60320, 335491), (60784, 332930), (66586, 303920), (68120, 297076), (74269, 272480), (75980, 266344), (78416, 258070), (81952, 246935), (88556, 228520), (91408, 221390), (98020, 206456), (98774, 204880), (102440, 197548), (103228, 196040), (110695, 182816), (114260, 177112), (121568, 166465), (129035, 156832), (133172, 151960), (136240, 148538)]