428105229720

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{269513}}^1$

素因数の和:269626

約数の個数: 256

約数和(自身を含む): 1539981434880

約数和(自身を除く): 1111876205160

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 31, 35, 40, 42, 56, 60, 61, 62, 70, 84, 93, 105, 120, 122, 124, 140, 155, 168, 183, 186, 210, 217, 244, 248, 280, 305, 310, 366, 372, 420, 427, 434, 465, 488, 610, 620, 651, 732, 744, 840, 854, 868, 915, 930, 1085, 1220, 1240, 1281, 1302, 1464, 1708, 1736, 1830, 1860, 1891, 2135, 2170, 2440, 2562, 2604, 3255, 3416, 3660, 3720, 3782, 4270, 4340, 5124, 5208, 5673, 6405, 6510, 7320, 7564, 8540, 8680, 9455, 10248, 11346, 12810, 13020, 13237, 15128, 17080, 18910, 22692, 25620, 26040, 26474, 28365, 37820, 39711, 45384, 51240, 52948, 56730, 66185, 75640, 79422, 105896, 113460, 132370, 158844, 198555, 226920, 264740, 269513, 317688, 397110, 529480, 539026, 794220, 808539, 1078052, 1347565, 1588440, 1617078, 1886591, 2156104, 2695130, 3234156, 3773182, 4042695, 5390260, 5659773, 6468312, 7546364, 8085390, 8354903, 9432955, 10780520, 11319546, 15092728, 16170780, 16440293, 16709806, 18865910, 22639092, 25064709, 28298865, 32341560, 32880586, 33419612, 37731820, 41774515, 45278184, 49320879, 50129418, 56597730, 58484321, 65761172, 66839224, 75463640, 82201465, 83549030, 98641758, 100258836, 113195460, 115082051, 116968642, 125323545, 131522344, 164402930, 167098060, 175452963, 197283516, 200517672, 226390920, 230164102, 233937284, 246604395, 250647090, 292421605, 328805860, 334196120, 345246153, 350905926, 394567032, 460328204, 467874568, 493208790, 501294180, 509649083, 575410255, 584843210, 657611720, 690492306, 701811852, 877264815, 920656408, 986417580, 1002588360, 1019298166, 1150820510, 1169686420, 1380984612, 1403623704, 1528947249, 1726230765, 1754529630, 1972835160, 2038596332, 2301641020, 2339372840, 2548245415, 2761969224, 3057894498, 3452461530, 3509059260, 3567543581, 4077192664, 4603282040, 5096490830, 6115788996, 6904923060, 7018118520, 7135087162, 7644736245, 10192981660, 10702630743, 12231577992, 13809846120, 14270174324, 15289472490, 17837717905, 20385963320, 21405261486, 28540348648, 30578944980, 35675435810, 42810522972, 53513153715, 61157889960, 71350871620, 85621045944, 107026307430, 142701743240, 214052614860, 428105229720]

約数ペア:

[(1, 428105229720), (2, 214052614860), (3, 142701743240), (4, 107026307430), (5, 85621045944), (6, 71350871620), (7, 61157889960), (8, 53513153715), (10, 42810522972), (12, 35675435810), (14, 30578944980), (15, 28540348648), (20, 21405261486), (21, 20385963320), (24, 17837717905), (28, 15289472490), (30, 14270174324), (31, 13809846120), (35, 12231577992), (40, 10702630743), (42, 10192981660), (56, 7644736245), (60, 7135087162), (61, 7018118520), (62, 6904923060), (70, 6115788996), (84, 5096490830), (93, 4603282040), (105, 4077192664), (120, 3567543581), (122, 3509059260), (124, 3452461530), (140, 3057894498), (155, 2761969224), (168, 2548245415), (183, 2339372840), (186, 2301641020), (210, 2038596332), (217, 1972835160), (244, 1754529630), (248, 1726230765), (280, 1528947249), (305, 1403623704), (310, 1380984612), (366, 1169686420), (372, 1150820510), (420, 1019298166), (427, 1002588360), (434, 986417580), (465, 920656408), (488, 877264815), (610, 701811852), (620, 690492306), (651, 657611720), (732, 584843210), (744, 575410255), (840, 509649083), (854, 501294180), (868, 493208790), (915, 467874568), (930, 460328204), (1085, 394567032), (1220, 350905926), (1240, 345246153), (1281, 334196120), (1302, 328805860), (1464, 292421605), (1708, 250647090), (1736, 246604395), (1830, 233937284), (1860, 230164102), (1891, 226390920), (2135, 200517672), (2170, 197283516), (2440, 175452963), (2562, 167098060), (2604, 164402930), (3255, 131522344), (3416, 125323545), (3660, 116968642), (3720, 115082051), (3782, 113195460), (4270, 100258836), (4340, 98641758), (5124, 83549030), (5208, 82201465), (5673, 75463640), (6405, 66839224), (6510, 65761172), (7320, 58484321), (7564, 56597730), (8540, 50129418), (8680, 49320879), (9455, 45278184), (10248, 41774515), (11346, 37731820), (12810, 33419612), (13020, 32880586), (13237, 32341560), (15128, 28298865), (17080, 25064709), (18910, 22639092), (22692, 18865910), (25620, 16709806), (26040, 16440293), (26474, 16170780), (28365, 15092728), (37820, 11319546), (39711, 10780520), (45384, 9432955), (51240, 8354903), (52948, 8085390), (56730, 7546364), (66185, 6468312), (75640, 5659773), (79422, 5390260), (105896, 4042695), (113460, 3773182), (132370, 3234156), (158844, 2695130), (198555, 2156104), (226920, 1886591), (264740, 1617078), (269513, 1588440), (317688, 1347565), (397110, 1078052), (529480, 808539), (539026, 794220)]