19520781840

素因数分解:

$2^4\times 3^3\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{41647}}^1$

素因数の和:41707

約数の個数: 320

約数和(自身を含む): 79324446720

約数和(自身を除く): 59803664880

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 31, 35, 36, 40, 42, 45, 48, 54, 56, 60, 62, 63, 70, 72, 80, 84, 90, 93, 105, 108, 112, 120, 124, 126, 135, 140, 144, 155, 168, 180, 186, 189, 210, 216, 217, 240, 248, 252, 270, 279, 280, 310, 315, 336, 360, 372, 378, 420, 432, 434, 465, 496, 504, 540, 558, 560, 620, 630, 651, 720, 744, 756, 837, 840, 868, 930, 945, 1008, 1080, 1085, 1116, 1240, 1260, 1302, 1395, 1488, 1512, 1674, 1680, 1736, 1860, 1890, 1953, 2160, 2170, 2232, 2480, 2520, 2604, 2790, 3024, 3255, 3348, 3472, 3720, 3780, 3906, 4185, 4340, 4464, 5040, 5208, 5580, 5859, 6510, 6696, 7440, 7560, 7812, 8370, 8680, 9765, 10416, 11160, 11718, 13020, 13392, 15120, 15624, 16740, 17360, 19530, 22320, 23436, 26040, 29295, 31248, 33480, 39060, 41647, 46872, 52080, 58590, 66960, 78120, 83294, 93744, 117180, 124941, 156240, 166588, 208235, 234360, 249882, 291529, 333176, 374823, 416470, 468720, 499764, 583058, 624705, 666352, 749646, 832940, 874587, 999528, 1124469, 1166116, 1249410, 1291057, 1457645, 1499292, 1665880, 1749174, 1874115, 1999056, 2248938, 2332232, 2498820, 2582114, 2623761, 2915290, 2998584, 3331760, 3498348, 3748230, 3873171, 4372935, 4497876, 4664464, 4997640, 5164228, 5247522, 5622345, 5830580, 5997168, 6455285, 6996696, 7496460, 7746342, 7871283, 8745870, 8995752, 9037399, 9995280, 10328456, 10495044, 11244690, 11619513, 11661160, 12910570, 13118805, 13993392, 14992920, 15492684, 15742566, 17491740, 17991504, 18074798, 19365855, 20656912, 20990088, 22489380, 23239026, 23322320, 25821140, 26237610, 27112197, 29985840, 30985368, 31485132, 34858539, 34983480, 36149596, 38731710, 39356415, 41980176, 44978760, 45186995, 46478052, 51642280, 52475220, 54224394, 58097565, 61970736, 62970264, 69717078, 69966960, 72299192, 77463420, 78712830, 81336591, 89957520, 90373990, 92956104, 103284560, 104950440, 108448788, 116195130, 125940528, 135560985, 139434156, 144598384, 154926840, 157425660, 162673182, 174292695, 180747980, 185912208, 209900880, 216897576, 232390260, 244009773, 271121970, 278868312, 309853680, 314851320, 325346364, 348585390, 361495960, 406682955, 433795152, 464780520, 488019546, 542243940, 557736624, 629702640, 650692728, 697170780, 722991920, 813365910, 929561040, 976039092, 1084487880, 1220048865, 1301385456, 1394341560, 1626731820, 1952078184, 2168975760, 2440097730, 2788683120, 3253463640, 3904156368, 4880195460, 6506927280, 9760390920, 19520781840]

約数ペア:

[(1, 19520781840), (2, 9760390920), (3, 6506927280), (4, 4880195460), (5, 3904156368), (6, 3253463640), (7, 2788683120), (8, 2440097730), (9, 2168975760), (10, 1952078184), (12, 1626731820), (14, 1394341560), (15, 1301385456), (16, 1220048865), (18, 1084487880), (20, 976039092), (21, 929561040), (24, 813365910), (27, 722991920), (28, 697170780), (30, 650692728), (31, 629702640), (35, 557736624), (36, 542243940), (40, 488019546), (42, 464780520), (45, 433795152), (48, 406682955), (54, 361495960), (56, 348585390), (60, 325346364), (62, 314851320), (63, 309853680), (70, 278868312), (72, 271121970), (80, 244009773), (84, 232390260), (90, 216897576), (93, 209900880), (105, 185912208), (108, 180747980), (112, 174292695), (120, 162673182), (124, 157425660), (126, 154926840), (135, 144598384), (140, 139434156), (144, 135560985), (155, 125940528), (168, 116195130), (180, 108448788), (186, 104950440), (189, 103284560), (210, 92956104), (216, 90373990), (217, 89957520), (240, 81336591), (248, 78712830), (252, 77463420), (270, 72299192), (279, 69966960), (280, 69717078), (310, 62970264), (315, 61970736), (336, 58097565), (360, 54224394), (372, 52475220), (378, 51642280), (420, 46478052), (432, 45186995), (434, 44978760), (465, 41980176), (496, 39356415), (504, 38731710), (540, 36149596), (558, 34983480), (560, 34858539), (620, 31485132), (630, 30985368), (651, 29985840), (720, 27112197), (744, 26237610), (756, 25821140), (837, 23322320), (840, 23239026), (868, 22489380), (930, 20990088), (945, 20656912), (1008, 19365855), (1080, 18074798), (1085, 17991504), (1116, 17491740), (1240, 15742566), (1260, 15492684), (1302, 14992920), (1395, 13993392), (1488, 13118805), (1512, 12910570), (1674, 11661160), (1680, 11619513), (1736, 11244690), (1860, 10495044), (1890, 10328456), (1953, 9995280), (2160, 9037399), (2170, 8995752), (2232, 8745870), (2480, 7871283), (2520, 7746342), (2604, 7496460), (2790, 6996696), (3024, 6455285), (3255, 5997168), (3348, 5830580), (3472, 5622345), (3720, 5247522), (3780, 5164228), (3906, 4997640), (4185, 4664464), (4340, 4497876), (4464, 4372935), (5040, 3873171), (5208, 3748230), (5580, 3498348), (5859, 3331760), (6510, 2998584), (6696, 2915290), (7440, 2623761), (7560, 2582114), (7812, 2498820), (8370, 2332232), (8680, 2248938), (9765, 1999056), (10416, 1874115), (11160, 1749174), (11718, 1665880), (13020, 1499292), (13392, 1457645), (15120, 1291057), (15624, 1249410), (16740, 1166116), (17360, 1124469), (19530, 999528), (22320, 874587), (23436, 832940), (26040, 749646), (29295, 666352), (31248, 624705), (33480, 583058), (39060, 499764), (41647, 468720), (46872, 416470), (52080, 374823), (58590, 333176), (66960, 291529), (78120, 249882), (83294, 234360), (93744, 208235), (117180, 166588), (124941, 156240)]