1279726560

素因数分解:

$2^5\times 3^3\times 5^1\times 7^1\times {\mathrm{101}}^1\times {\mathrm{419}}^1$

素因数の和:551

約数の個数: 384

約数和(自身を含む): 5181926400

約数和(自身を除く): 3902199840

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 32, 35, 36, 40, 42, 45, 48, 54, 56, 60, 63, 70, 72, 80, 84, 90, 96, 101, 105, 108, 112, 120, 126, 135, 140, 144, 160, 168, 180, 189, 202, 210, 216, 224, 240, 252, 270, 280, 288, 303, 315, 336, 360, 378, 404, 419, 420, 432, 480, 504, 505, 540, 560, 606, 630, 672, 707, 720, 756, 808, 838, 840, 864, 909, 945, 1008, 1010, 1080, 1120, 1212, 1257, 1260, 1414, 1440, 1512, 1515, 1616, 1676, 1680, 1818, 1890, 2016, 2020, 2095, 2121, 2160, 2424, 2514, 2520, 2727, 2828, 2933, 3024, 3030, 3232, 3352, 3360, 3535, 3636, 3771, 3780, 4040, 4190, 4242, 4320, 4545, 4848, 5028, 5040, 5454, 5656, 5866, 6048, 6060, 6285, 6363, 6704, 7070, 7272, 7542, 7560, 8080, 8380, 8484, 8799, 9090, 9696, 10056, 10080, 10605, 10908, 11312, 11313, 11732, 12120, 12570, 12726, 13408, 13635, 14140, 14544, 14665, 15084, 15120, 16160, 16760, 16968, 17598, 18180, 18855, 19089, 20112, 21210, 21816, 22624, 22626, 23464, 24240, 25140, 25452, 26397, 27270, 28280, 29088, 29330, 30168, 30240, 31815, 33520, 33936, 35196, 36360, 37710, 38178, 40224, 42319, 42420, 43632, 43995, 45252, 46928, 48480, 50280, 50904, 52794, 54540, 56560, 56565, 58660, 60336, 63630, 67040, 67872, 70392, 72720, 75420, 76356, 79191, 84638, 84840, 87264, 87990, 90504, 93856, 95445, 100560, 101808, 105588, 109080, 113120, 113130, 117320, 120672, 126957, 127260, 131985, 140784, 145440, 150840, 152712, 158382, 169276, 169680, 175980, 181008, 190890, 201120, 203616, 211176, 211595, 218160, 226260, 234640, 253914, 254520, 263970, 281568, 296233, 301680, 305424, 316764, 338552, 339360, 351960, 362016, 380871, 381780, 395955, 422352, 423190, 436320, 452520, 469280, 507828, 509040, 527940, 592466, 603360, 610848, 633528, 634785, 677104, 703920, 761742, 763560, 791910, 844704, 846380, 888699, 905040, 1015656, 1018080, 1055880, 1142613, 1184932, 1267056, 1269570, 1354208, 1407840, 1481165, 1523484, 1527120, 1583820, 1692760, 1777398, 1810080, 1904355, 2031312, 2111760, 2285226, 2369864, 2534112, 2539140, 2666097, 2962330, 3046968, 3054240, 3167640, 3385520, 3554796, 3808710, 4062624, 4223520, 4443495, 4570452, 4739728, 5078280, 5332194, 5713065, 5924660, 6093936, 6335280, 6771040, 7109592, 7617420, 7998291, 8886990, 9140904, 9479456, 10156560, 10664388, 11426130, 11849320, 12187872, 12670560, 13330485, 14219184, 15234840, 15996582, 17773980, 18281808, 20313120, 21328776, 22852260, 23698640, 26660970, 28438368, 30469680, 31993164, 35547960, 36563616, 39991455, 42657552, 45704520, 47397280, 53321940, 60939360, 63986328, 71095920, 79982910, 85315104, 91409040, 106643880, 127972656, 142191840, 159965820, 182818080, 213287760, 255945312, 319931640, 426575520, 639863280, 1279726560]

約数ペア:

[(1, 1279726560), (2, 639863280), (3, 426575520), (4, 319931640), (5, 255945312), (6, 213287760), (7, 182818080), (8, 159965820), (9, 142191840), (10, 127972656), (12, 106643880), (14, 91409040), (15, 85315104), (16, 79982910), (18, 71095920), (20, 63986328), (21, 60939360), (24, 53321940), (27, 47397280), (28, 45704520), (30, 42657552), (32, 39991455), (35, 36563616), (36, 35547960), (40, 31993164), (42, 30469680), (45, 28438368), (48, 26660970), (54, 23698640), (56, 22852260), (60, 21328776), (63, 20313120), (70, 18281808), (72, 17773980), (80, 15996582), (84, 15234840), (90, 14219184), (96, 13330485), (101, 12670560), (105, 12187872), (108, 11849320), (112, 11426130), (120, 10664388), (126, 10156560), (135, 9479456), (140, 9140904), (144, 8886990), (160, 7998291), (168, 7617420), (180, 7109592), (189, 6771040), (202, 6335280), (210, 6093936), (216, 5924660), (224, 5713065), (240, 5332194), (252, 5078280), (270, 4739728), (280, 4570452), (288, 4443495), (303, 4223520), (315, 4062624), (336, 3808710), (360, 3554796), (378, 3385520), (404, 3167640), (419, 3054240), (420, 3046968), (432, 2962330), (480, 2666097), (504, 2539140), (505, 2534112), (540, 2369864), (560, 2285226), (606, 2111760), (630, 2031312), (672, 1904355), (707, 1810080), (720, 1777398), (756, 1692760), (808, 1583820), (838, 1527120), (840, 1523484), (864, 1481165), (909, 1407840), (945, 1354208), (1008, 1269570), (1010, 1267056), (1080, 1184932), (1120, 1142613), (1212, 1055880), (1257, 1018080), (1260, 1015656), (1414, 905040), (1440, 888699), (1512, 846380), (1515, 844704), (1616, 791910), (1676, 763560), (1680, 761742), (1818, 703920), (1890, 677104), (2016, 634785), (2020, 633528), (2095, 610848), (2121, 603360), (2160, 592466), (2424, 527940), (2514, 509040), (2520, 507828), (2727, 469280), (2828, 452520), (2933, 436320), (3024, 423190), (3030, 422352), (3232, 395955), (3352, 381780), (3360, 380871), (3535, 362016), (3636, 351960), (3771, 339360), (3780, 338552), (4040, 316764), (4190, 305424), (4242, 301680), (4320, 296233), (4545, 281568), (4848, 263970), (5028, 254520), (5040, 253914), (5454, 234640), (5656, 226260), (5866, 218160), (6048, 211595), (6060, 211176), (6285, 203616), (6363, 201120), (6704, 190890), (7070, 181008), (7272, 175980), (7542, 169680), (7560, 169276), (8080, 158382), (8380, 152712), (8484, 150840), (8799, 145440), (9090, 140784), (9696, 131985), (10056, 127260), (10080, 126957), (10605, 120672), (10908, 117320), (11312, 113130), (11313, 113120), (11732, 109080), (12120, 105588), (12570, 101808), (12726, 100560), (13408, 95445), (13635, 93856), (14140, 90504), (14544, 87990), (14665, 87264), (15084, 84840), (15120, 84638), (16160, 79191), (16760, 76356), (16968, 75420), (17598, 72720), (18180, 70392), (18855, 67872), (19089, 67040), (20112, 63630), (21210, 60336), (21816, 58660), (22624, 56565), (22626, 56560), (23464, 54540), (24240, 52794), (25140, 50904), (25452, 50280), (26397, 48480), (27270, 46928), (28280, 45252), (29088, 43995), (29330, 43632), (30168, 42420), (30240, 42319), (31815, 40224), (33520, 38178), (33936, 37710), (35196, 36360)]