21519942080

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^2\times {\mathrm{769}}^1$

素因数の和:868

約数の個数: 336

約数和(自身を含む): 65254875840

約数和(自身を除く): 43734933760

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 31, 32, 35, 40, 52, 56, 62, 64, 65, 70, 80, 91, 104, 112, 124, 130, 140, 155, 160, 182, 208, 217, 224, 248, 260, 280, 310, 320, 364, 403, 416, 434, 448, 455, 496, 520, 560, 620, 728, 769, 806, 832, 868, 910, 961, 992, 1040, 1085, 1120, 1240, 1456, 1538, 1612, 1736, 1820, 1922, 1984, 2015, 2080, 2170, 2240, 2480, 2821, 2912, 3076, 3224, 3472, 3640, 3844, 3845, 4030, 4160, 4340, 4805, 4960, 5383, 5642, 5824, 6152, 6448, 6727, 6944, 7280, 7688, 7690, 8060, 8680, 9610, 9920, 9997, 10766, 11284, 12304, 12493, 12896, 13454, 13888, 14105, 14560, 15376, 15380, 16120, 17360, 19220, 19994, 21532, 22568, 23839, 24608, 24986, 25792, 26908, 26915, 28210, 29120, 30752, 30760, 32240, 33635, 34720, 38440, 39988, 43064, 45136, 47678, 49216, 49972, 49985, 53816, 53830, 56420, 61504, 61520, 62465, 64480, 67270, 69440, 69979, 76880, 79976, 86128, 87451, 90272, 95356, 99944, 99970, 107632, 107660, 112840, 119195, 123040, 124930, 128960, 134540, 139958, 153760, 159952, 166873, 172256, 174902, 180544, 190712, 199888, 199940, 215264, 215320, 225680, 238390, 246080, 249860, 269080, 279916, 307520, 309907, 319904, 333746, 344512, 349804, 349895, 381424, 399776, 399880, 430528, 430640, 437255, 451360, 476780, 499720, 538160, 559832, 619814, 639808, 667492, 699608, 699790, 739009, 762848, 799552, 799760, 834365, 861280, 874510, 902720, 953560, 999440, 1076320, 1119664, 1239628, 1334984, 1399216, 1399580, 1478018, 1525696, 1549535, 1599520, 1668730, 1722560, 1749020, 1907120, 1998880, 2152640, 2169349, 2239328, 2479256, 2669968, 2798432, 2799160, 2956036, 3099070, 3199040, 3337460, 3498040, 3695045, 3814240, 3997760, 4338698, 4478656, 4958512, 5173063, 5339936, 5596864, 5598320, 5912072, 6198140, 6674920, 6996080, 7390090, 7628480, 8677396, 9607117, 9917024, 10346126, 10679872, 10846745, 11196640, 11824144, 12396280, 13349840, 13992160, 14780180, 17354792, 19214234, 19834048, 20692252, 21693490, 22393280, 23648288, 24792560, 25865315, 26699680, 27984320, 29560360, 34709584, 38428468, 41384504, 43386980, 47296576, 48035585, 49585120, 51730630, 53399360, 59120720, 67249819, 69419168, 76856936, 82769008, 86773960, 96071170, 99170240, 103461260, 118241440, 134499638, 138838336, 153713872, 165538016, 173547920, 192142340, 206922520, 236482880, 268999276, 307427744, 331076032, 336249095, 347095840, 384284680, 413845040, 537998552, 614855488, 672498190, 694191680, 768569360, 827690080, 1075997104, 1344996380, 1537138720, 1655380160, 2151994208, 2689992760, 3074277440, 4303988416, 5379985520, 10759971040, 21519942080]

約数ペア:

[(1, 21519942080), (2, 10759971040), (4, 5379985520), (5, 4303988416), (7, 3074277440), (8, 2689992760), (10, 2151994208), (13, 1655380160), (14, 1537138720), (16, 1344996380), (20, 1075997104), (26, 827690080), (28, 768569360), (31, 694191680), (32, 672498190), (35, 614855488), (40, 537998552), (52, 413845040), (56, 384284680), (62, 347095840), (64, 336249095), (65, 331076032), (70, 307427744), (80, 268999276), (91, 236482880), (104, 206922520), (112, 192142340), (124, 173547920), (130, 165538016), (140, 153713872), (155, 138838336), (160, 134499638), (182, 118241440), (208, 103461260), (217, 99170240), (224, 96071170), (248, 86773960), (260, 82769008), (280, 76856936), (310, 69419168), (320, 67249819), (364, 59120720), (403, 53399360), (416, 51730630), (434, 49585120), (448, 48035585), (455, 47296576), (496, 43386980), (520, 41384504), (560, 38428468), (620, 34709584), (728, 29560360), (769, 27984320), (806, 26699680), (832, 25865315), (868, 24792560), (910, 23648288), (961, 22393280), (992, 21693490), (1040, 20692252), (1085, 19834048), (1120, 19214234), (1240, 17354792), (1456, 14780180), (1538, 13992160), (1612, 13349840), (1736, 12396280), (1820, 11824144), (1922, 11196640), (1984, 10846745), (2015, 10679872), (2080, 10346126), (2170, 9917024), (2240, 9607117), (2480, 8677396), (2821, 7628480), (2912, 7390090), (3076, 6996080), (3224, 6674920), (3472, 6198140), (3640, 5912072), (3844, 5598320), (3845, 5596864), (4030, 5339936), (4160, 5173063), (4340, 4958512), (4805, 4478656), (4960, 4338698), (5383, 3997760), (5642, 3814240), (5824, 3695045), (6152, 3498040), (6448, 3337460), (6727, 3199040), (6944, 3099070), (7280, 2956036), (7688, 2799160), (7690, 2798432), (8060, 2669968), (8680, 2479256), (9610, 2239328), (9920, 2169349), (9997, 2152640), (10766, 1998880), (11284, 1907120), (12304, 1749020), (12493, 1722560), (12896, 1668730), (13454, 1599520), (13888, 1549535), (14105, 1525696), (14560, 1478018), (15376, 1399580), (15380, 1399216), (16120, 1334984), (17360, 1239628), (19220, 1119664), (19994, 1076320), (21532, 999440), (22568, 953560), (23839, 902720), (24608, 874510), (24986, 861280), (25792, 834365), (26908, 799760), (26915, 799552), (28210, 762848), (29120, 739009), (30752, 699790), (30760, 699608), (32240, 667492), (33635, 639808), (34720, 619814), (38440, 559832), (39988, 538160), (43064, 499720), (45136, 476780), (47678, 451360), (49216, 437255), (49972, 430640), (49985, 430528), (53816, 399880), (53830, 399776), (56420, 381424), (61504, 349895), (61520, 349804), (62465, 344512), (64480, 333746), (67270, 319904), (69440, 309907), (69979, 307520), (76880, 279916), (79976, 269080), (86128, 249860), (87451, 246080), (90272, 238390), (95356, 225680), (99944, 215320), (99970, 215264), (107632, 199940), (107660, 199888), (112840, 190712), (119195, 180544), (123040, 174902), (124930, 172256), (128960, 166873), (134540, 159952), (139958, 153760)]