20793371520

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{7433}}^1$

素因数の和:7533

約数の個数: 256

約数和(自身を含む): 69881978880

約数和(自身を除く): 49088607360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 32, 40, 47, 48, 60, 62, 64, 80, 93, 94, 96, 120, 124, 128, 141, 155, 160, 186, 188, 192, 235, 240, 248, 282, 310, 320, 372, 376, 384, 465, 470, 480, 496, 564, 620, 640, 705, 744, 752, 930, 940, 960, 992, 1128, 1240, 1410, 1457, 1488, 1504, 1860, 1880, 1920, 1984, 2256, 2480, 2820, 2914, 2976, 3008, 3720, 3760, 3968, 4371, 4512, 4960, 5640, 5828, 5952, 6016, 7285, 7433, 7440, 7520, 8742, 9024, 9920, 11280, 11656, 11904, 14570, 14866, 14880, 15040, 17484, 18048, 19840, 21855, 22299, 22560, 23312, 29140, 29732, 29760, 30080, 34968, 37165, 43710, 44598, 45120, 46624, 58280, 59464, 59520, 69936, 74330, 87420, 89196, 90240, 93248, 111495, 116560, 118928, 139872, 148660, 174840, 178392, 186496, 222990, 230423, 233120, 237856, 279744, 297320, 349351, 349680, 356784, 445980, 460846, 466240, 475712, 559488, 594640, 691269, 698702, 699360, 713568, 891960, 921692, 932480, 951424, 1048053, 1152115, 1189280, 1382538, 1397404, 1398720, 1427136, 1746755, 1783920, 1843384, 2096106, 2304230, 2378560, 2765076, 2794808, 2797440, 2854272, 3456345, 3493510, 3567840, 3686768, 4192212, 4608460, 4757120, 5240265, 5530152, 5589616, 6912690, 6987020, 7135680, 7373536, 8384424, 9216920, 10480530, 10829881, 11060304, 11179232, 13825380, 13974040, 14271360, 14747072, 16768848, 18433840, 20961060, 21659762, 22120608, 22358464, 27650760, 27948080, 29494144, 32489643, 33537696, 36867680, 41922120, 43319524, 44241216, 44716928, 54149405, 55301520, 55896160, 64979286, 67075392, 73735360, 83844240, 86639048, 88482432, 108298810, 110603040, 111792320, 129958572, 134150784, 147470720, 162448215, 167688480, 173278096, 216597620, 221206080, 223584640, 259917144, 324896430, 335376960, 346556192, 433195240, 442412160, 519834288, 649792860, 670753920, 693112384, 866390480, 1039668576, 1299585720, 1386224768, 1732780960, 2079337152, 2599171440, 3465561920, 4158674304, 5198342880, 6931123840, 10396685760, 20793371520]

約数ペア:

[(1, 20793371520), (2, 10396685760), (3, 6931123840), (4, 5198342880), (5, 4158674304), (6, 3465561920), (8, 2599171440), (10, 2079337152), (12, 1732780960), (15, 1386224768), (16, 1299585720), (20, 1039668576), (24, 866390480), (30, 693112384), (31, 670753920), (32, 649792860), (40, 519834288), (47, 442412160), (48, 433195240), (60, 346556192), (62, 335376960), (64, 324896430), (80, 259917144), (93, 223584640), (94, 221206080), (96, 216597620), (120, 173278096), (124, 167688480), (128, 162448215), (141, 147470720), (155, 134150784), (160, 129958572), (186, 111792320), (188, 110603040), (192, 108298810), (235, 88482432), (240, 86639048), (248, 83844240), (282, 73735360), (310, 67075392), (320, 64979286), (372, 55896160), (376, 55301520), (384, 54149405), (465, 44716928), (470, 44241216), (480, 43319524), (496, 41922120), (564, 36867680), (620, 33537696), (640, 32489643), (705, 29494144), (744, 27948080), (752, 27650760), (930, 22358464), (940, 22120608), (960, 21659762), (992, 20961060), (1128, 18433840), (1240, 16768848), (1410, 14747072), (1457, 14271360), (1488, 13974040), (1504, 13825380), (1860, 11179232), (1880, 11060304), (1920, 10829881), (1984, 10480530), (2256, 9216920), (2480, 8384424), (2820, 7373536), (2914, 7135680), (2976, 6987020), (3008, 6912690), (3720, 5589616), (3760, 5530152), (3968, 5240265), (4371, 4757120), (4512, 4608460), (4960, 4192212), (5640, 3686768), (5828, 3567840), (5952, 3493510), (6016, 3456345), (7285, 2854272), (7433, 2797440), (7440, 2794808), (7520, 2765076), (8742, 2378560), (9024, 2304230), (9920, 2096106), (11280, 1843384), (11656, 1783920), (11904, 1746755), (14570, 1427136), (14866, 1398720), (14880, 1397404), (15040, 1382538), (17484, 1189280), (18048, 1152115), (19840, 1048053), (21855, 951424), (22299, 932480), (22560, 921692), (23312, 891960), (29140, 713568), (29732, 699360), (29760, 698702), (30080, 691269), (34968, 594640), (37165, 559488), (43710, 475712), (44598, 466240), (45120, 460846), (46624, 445980), (58280, 356784), (59464, 349680), (59520, 349351), (69936, 297320), (74330, 279744), (87420, 237856), (89196, 233120), (90240, 230423), (93248, 222990), (111495, 186496), (116560, 178392), (118928, 174840), (139872, 148660)]