1987403040

素因数分解:

$2^5\times 3^4\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{1153}}^1$

素因数の和:1206

約数の個数: 480

約数和(自身を含む): 8445064320

約数和(自身を除く): 6457661280

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 19, 20, 21, 24, 27, 28, 30, 32, 35, 36, 38, 40, 42, 45, 48, 54, 56, 57, 60, 63, 70, 72, 76, 80, 81, 84, 90, 95, 96, 105, 108, 112, 114, 120, 126, 133, 135, 140, 144, 152, 160, 162, 168, 171, 180, 189, 190, 210, 216, 224, 228, 240, 252, 266, 270, 280, 285, 288, 304, 315, 324, 336, 342, 360, 378, 380, 399, 405, 420, 432, 456, 480, 504, 513, 532, 540, 560, 567, 570, 608, 630, 648, 665, 672, 684, 720, 756, 760, 798, 810, 840, 855, 864, 912, 945, 1008, 1026, 1064, 1080, 1120, 1134, 1140, 1153, 1197, 1260, 1296, 1330, 1368, 1440, 1512, 1520, 1539, 1596, 1620, 1680, 1710, 1824, 1890, 1995, 2016, 2052, 2128, 2160, 2268, 2280, 2306, 2394, 2520, 2565, 2592, 2660, 2736, 2835, 3024, 3040, 3078, 3192, 3240, 3360, 3420, 3459, 3591, 3780, 3990, 4104, 4256, 4320, 4536, 4560, 4612, 4788, 5040, 5130, 5320, 5472, 5670, 5765, 5985, 6048, 6156, 6384, 6480, 6840, 6918, 7182, 7560, 7695, 7980, 8071, 8208, 9072, 9120, 9224, 9576, 10080, 10260, 10377, 10640, 10773, 11340, 11530, 11970, 12312, 12768, 12960, 13680, 13836, 14364, 15120, 15390, 15960, 16142, 16416, 17295, 17955, 18144, 18448, 19152, 20520, 20754, 21280, 21546, 21907, 22680, 23060, 23940, 24213, 24624, 27360, 27672, 28728, 30240, 30780, 31131, 31920, 32284, 34590, 35910, 36896, 38304, 40355, 41040, 41508, 43092, 43814, 45360, 46120, 47880, 48426, 49248, 51885, 53865, 55344, 57456, 61560, 62262, 63840, 64568, 65721, 69180, 71820, 72639, 80710, 82080, 83016, 86184, 87628, 90720, 92240, 93393, 95760, 96852, 103770, 107730, 109535, 110688, 114912, 121065, 123120, 124524, 129136, 131442, 138360, 143640, 145278, 153349, 155655, 161420, 166032, 172368, 175256, 184480, 186786, 191520, 193704, 197163, 207540, 215460, 217917, 219070, 242130, 246240, 249048, 258272, 262884, 276720, 287280, 290556, 306698, 311310, 322840, 328605, 332064, 344736, 350512, 363195, 373572, 387408, 394326, 415080, 430920, 435834, 438140, 460047, 466965, 484260, 498096, 525768, 553440, 574560, 581112, 591489, 613396, 622620, 645680, 653751, 657210, 701024, 726390, 747144, 766745, 774816, 788652, 830160, 861840, 871668, 876280, 920094, 933930, 968520, 985815, 996192, 1051536, 1089585, 1162224, 1182978, 1226792, 1245240, 1291360, 1307502, 1314420, 1380141, 1452780, 1494288, 1533490, 1577304, 1660320, 1723680, 1743336, 1752560, 1774467, 1840188, 1867860, 1937040, 1971630, 2103072, 2179170, 2300235, 2324448, 2365956, 2453584, 2490480, 2615004, 2628840, 2760282, 2905560, 2957445, 2988576, 3066980, 3154608, 3268755, 3486672, 3505120, 3548934, 3680376, 3735720, 3874080, 3943260, 4140423, 4358340, 4600470, 4731912, 4907168, 4980960, 5230008, 5257680, 5520564, 5811120, 5914890, 6133960, 6309216, 6537510, 6900705, 6973344, 7097868, 7360752, 7471440, 7886520, 8280846, 8716680, 8872335, 9200940, 9463824, 10460016, 10515360, 11041128, 11622240, 11829780, 12267920, 12421269, 13075020, 13801410, 14195736, 14721504, 14942880, 15773040, 16561692, 17433360, 17744670, 18401880, 18927648, 20702115, 20920032, 22082256, 23659560, 24535840, 24842538, 26150040, 27602820, 28391472, 31546080, 33123384, 34866720, 35489340, 36803760, 41404230, 44164512, 47319120, 49685076, 52300080, 55205640, 56782944, 62106345, 66246768, 70978680, 73607520, 82808460, 94638240, 99370152, 104600160, 110411280, 124212690, 132493536, 141957360, 165616920, 198740304, 220822560, 248425380, 283914720, 331233840, 397480608, 496850760, 662467680, 993701520, 1987403040]

約数ペア:

[(1, 1987403040), (2, 993701520), (3, 662467680), (4, 496850760), (5, 397480608), (6, 331233840), (7, 283914720), (8, 248425380), (9, 220822560), (10, 198740304), (12, 165616920), (14, 141957360), (15, 132493536), (16, 124212690), (18, 110411280), (19, 104600160), (20, 99370152), (21, 94638240), (24, 82808460), (27, 73607520), (28, 70978680), (30, 66246768), (32, 62106345), (35, 56782944), (36, 55205640), (38, 52300080), (40, 49685076), (42, 47319120), (45, 44164512), (48, 41404230), (54, 36803760), (56, 35489340), (57, 34866720), (60, 33123384), (63, 31546080), (70, 28391472), (72, 27602820), (76, 26150040), (80, 24842538), (81, 24535840), (84, 23659560), (90, 22082256), (95, 20920032), (96, 20702115), (105, 18927648), (108, 18401880), (112, 17744670), (114, 17433360), (120, 16561692), (126, 15773040), (133, 14942880), (135, 14721504), (140, 14195736), (144, 13801410), (152, 13075020), (160, 12421269), (162, 12267920), (168, 11829780), (171, 11622240), (180, 11041128), (189, 10515360), (190, 10460016), (210, 9463824), (216, 9200940), (224, 8872335), (228, 8716680), (240, 8280846), (252, 7886520), (266, 7471440), (270, 7360752), (280, 7097868), (285, 6973344), (288, 6900705), (304, 6537510), (315, 6309216), (324, 6133960), (336, 5914890), (342, 5811120), (360, 5520564), (378, 5257680), (380, 5230008), (399, 4980960), (405, 4907168), (420, 4731912), (432, 4600470), (456, 4358340), (480, 4140423), (504, 3943260), (513, 3874080), (532, 3735720), (540, 3680376), (560, 3548934), (567, 3505120), (570, 3486672), (608, 3268755), (630, 3154608), (648, 3066980), (665, 2988576), (672, 2957445), (684, 2905560), (720, 2760282), (756, 2628840), (760, 2615004), (798, 2490480), (810, 2453584), (840, 2365956), (855, 2324448), (864, 2300235), (912, 2179170), (945, 2103072), (1008, 1971630), (1026, 1937040), (1064, 1867860), (1080, 1840188), (1120, 1774467), (1134, 1752560), (1140, 1743336), (1153, 1723680), (1197, 1660320), (1260, 1577304), (1296, 1533490), (1330, 1494288), (1368, 1452780), (1440, 1380141), (1512, 1314420), (1520, 1307502), (1539, 1291360), (1596, 1245240), (1620, 1226792), (1680, 1182978), (1710, 1162224), (1824, 1089585), (1890, 1051536), (1995, 996192), (2016, 985815), (2052, 968520), (2128, 933930), (2160, 920094), (2268, 876280), (2280, 871668), (2306, 861840), (2394, 830160), (2520, 788652), (2565, 774816), (2592, 766745), (2660, 747144), (2736, 726390), (2835, 701024), (3024, 657210), (3040, 653751), (3078, 645680), (3192, 622620), (3240, 613396), (3360, 591489), (3420, 581112), (3459, 574560), (3591, 553440), (3780, 525768), (3990, 498096), (4104, 484260), (4256, 466965), (4320, 460047), (4536, 438140), (4560, 435834), (4612, 430920), (4788, 415080), (5040, 394326), (5130, 387408), (5320, 373572), (5472, 363195), (5670, 350512), (5765, 344736), (5985, 332064), (6048, 328605), (6156, 322840), (6384, 311310), (6480, 306698), (6840, 290556), (6918, 287280), (7182, 276720), (7560, 262884), (7695, 258272), (7980, 249048), (8071, 246240), (8208, 242130), (9072, 219070), (9120, 217917), (9224, 215460), (9576, 207540), (10080, 197163), (10260, 193704), (10377, 191520), (10640, 186786), (10773, 184480), (11340, 175256), (11530, 172368), (11970, 166032), (12312, 161420), (12768, 155655), (12960, 153349), (13680, 145278), (13836, 143640), (14364, 138360), (15120, 131442), (15390, 129136), (15960, 124524), (16142, 123120), (16416, 121065), (17295, 114912), (17955, 110688), (18144, 109535), (18448, 107730), (19152, 103770), (20520, 96852), (20754, 95760), (21280, 93393), (21546, 92240), (21907, 90720), (22680, 87628), (23060, 86184), (23940, 83016), (24213, 82080), (24624, 80710), (27360, 72639), (27672, 71820), (28728, 69180), (30240, 65721), (30780, 64568), (31131, 63840), (31920, 62262), (32284, 61560), (34590, 57456), (35910, 55344), (36896, 53865), (38304, 51885), (40355, 49248), (41040, 48426), (41508, 47880), (43092, 46120), (43814, 45360)]