2781994320

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{13463}}^1$

素因数の和:13530

約数の個数: 240

約数和(自身を含む): 10938799872

約数和(自身を除く): 8156805552

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 41, 42, 45, 48, 56, 60, 63, 70, 72, 80, 82, 84, 90, 105, 112, 120, 123, 126, 140, 144, 164, 168, 180, 205, 210, 240, 246, 252, 280, 287, 315, 328, 336, 360, 369, 410, 420, 492, 504, 560, 574, 615, 630, 656, 720, 738, 820, 840, 861, 984, 1008, 1148, 1230, 1260, 1435, 1476, 1640, 1680, 1722, 1845, 1968, 2296, 2460, 2520, 2583, 2870, 2952, 3280, 3444, 3690, 4305, 4592, 4920, 5040, 5166, 5740, 5904, 6888, 7380, 8610, 9840, 10332, 11480, 12915, 13463, 13776, 14760, 17220, 20664, 22960, 25830, 26926, 29520, 34440, 40389, 41328, 51660, 53852, 67315, 68880, 80778, 94241, 103320, 107704, 121167, 134630, 161556, 188482, 201945, 206640, 215408, 242334, 269260, 282723, 323112, 376964, 403890, 471205, 484668, 538520, 551983, 565446, 605835, 646224, 753928, 807780, 848169, 942410, 969336, 1077040, 1103966, 1130892, 1211670, 1413615, 1507856, 1615560, 1655949, 1696338, 1884820, 1938672, 2207932, 2261784, 2423340, 2759915, 2827230, 3231120, 3311898, 3392676, 3769640, 3863881, 4240845, 4415864, 4523568, 4846680, 4967847, 5519830, 5654460, 6623796, 6785352, 7539280, 7727762, 8279745, 8481690, 8831728, 9693360, 9935694, 11039660, 11308920, 11591643, 13247592, 13570704, 15455524, 16559490, 16963380, 19319405, 19871388, 22079320, 22617840, 23183286, 24839235, 26495184, 30911048, 33118980, 33926760, 34774929, 38638810, 39742776, 44158640, 46366572, 49678470, 57958215, 61822096, 66237960, 67853520, 69549858, 77277620, 79485552, 92733144, 99356940, 115916430, 132475920, 139099716, 154555240, 173874645, 185466288, 198713880, 231832860, 278199432, 309110480, 347749290, 397427760, 463665720, 556398864, 695498580, 927331440, 1390997160, 2781994320]

約数ペア:

[(1, 2781994320), (2, 1390997160), (3, 927331440), (4, 695498580), (5, 556398864), (6, 463665720), (7, 397427760), (8, 347749290), (9, 309110480), (10, 278199432), (12, 231832860), (14, 198713880), (15, 185466288), (16, 173874645), (18, 154555240), (20, 139099716), (21, 132475920), (24, 115916430), (28, 99356940), (30, 92733144), (35, 79485552), (36, 77277620), (40, 69549858), (41, 67853520), (42, 66237960), (45, 61822096), (48, 57958215), (56, 49678470), (60, 46366572), (63, 44158640), (70, 39742776), (72, 38638810), (80, 34774929), (82, 33926760), (84, 33118980), (90, 30911048), (105, 26495184), (112, 24839235), (120, 23183286), (123, 22617840), (126, 22079320), (140, 19871388), (144, 19319405), (164, 16963380), (168, 16559490), (180, 15455524), (205, 13570704), (210, 13247592), (240, 11591643), (246, 11308920), (252, 11039660), (280, 9935694), (287, 9693360), (315, 8831728), (328, 8481690), (336, 8279745), (360, 7727762), (369, 7539280), (410, 6785352), (420, 6623796), (492, 5654460), (504, 5519830), (560, 4967847), (574, 4846680), (615, 4523568), (630, 4415864), (656, 4240845), (720, 3863881), (738, 3769640), (820, 3392676), (840, 3311898), (861, 3231120), (984, 2827230), (1008, 2759915), (1148, 2423340), (1230, 2261784), (1260, 2207932), (1435, 1938672), (1476, 1884820), (1640, 1696338), (1680, 1655949), (1722, 1615560), (1845, 1507856), (1968, 1413615), (2296, 1211670), (2460, 1130892), (2520, 1103966), (2583, 1077040), (2870, 969336), (2952, 942410), (3280, 848169), (3444, 807780), (3690, 753928), (4305, 646224), (4592, 605835), (4920, 565446), (5040, 551983), (5166, 538520), (5740, 484668), (5904, 471205), (6888, 403890), (7380, 376964), (8610, 323112), (9840, 282723), (10332, 269260), (11480, 242334), (12915, 215408), (13463, 206640), (13776, 201945), (14760, 188482), (17220, 161556), (20664, 134630), (22960, 121167), (25830, 107704), (26926, 103320), (29520, 94241), (34440, 80778), (40389, 68880), (41328, 67315), (51660, 53852)]