21918660480

素因数分解:

$2^7\times 3^3\times 5^1\times {\mathrm{59}}^1\times {\mathrm{21499}}^1$

素因数の和:21586

約数の個数: 256

約数和(自身を含む): 78948000000

約数和(自身を除く): 57029339520

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 59, 60, 64, 72, 80, 90, 96, 108, 118, 120, 128, 135, 144, 160, 177, 180, 192, 216, 236, 240, 270, 288, 295, 320, 354, 360, 384, 432, 472, 480, 531, 540, 576, 590, 640, 708, 720, 864, 885, 944, 960, 1062, 1080, 1152, 1180, 1416, 1440, 1593, 1728, 1770, 1888, 1920, 2124, 2160, 2360, 2655, 2832, 2880, 3186, 3456, 3540, 3776, 4248, 4320, 4720, 5310, 5664, 5760, 6372, 7080, 7552, 7965, 8496, 8640, 9440, 10620, 11328, 12744, 14160, 15930, 16992, 17280, 18880, 21240, 21499, 22656, 25488, 28320, 31860, 33984, 37760, 42480, 42998, 50976, 56640, 63720, 64497, 67968, 84960, 85996, 101952, 107495, 113280, 127440, 128994, 169920, 171992, 193491, 203904, 214990, 254880, 257988, 322485, 339840, 343984, 386982, 429980, 509760, 515976, 580473, 644970, 687968, 773964, 859960, 967455, 1019520, 1031952, 1160946, 1268441, 1289940, 1375936, 1547928, 1719920, 1934910, 2063904, 2321892, 2536882, 2579880, 2751872, 2902365, 3095856, 3439840, 3805323, 3869820, 4127808, 4643784, 5073764, 5159760, 5804730, 6191712, 6342205, 6879680, 7610646, 7739640, 8255616, 9287568, 10147528, 10319520, 11415969, 11609460, 12383424, 12684410, 13759360, 15221292, 15479280, 18575136, 19026615, 20295056, 20639040, 22831938, 23218920, 24766848, 25368820, 30442584, 30958560, 34247907, 37150272, 38053230, 40590112, 41278080, 45663876, 46437840, 50737640, 57079845, 60885168, 61917120, 68495814, 74300544, 76106460, 81180224, 91327752, 92875680, 101475280, 114159690, 121770336, 123834240, 136991628, 152212920, 162360448, 171239535, 182655504, 185751360, 202950560, 228319380, 243540672, 273983256, 304425840, 342479070, 365311008, 371502720, 405901120, 456638760, 487081344, 547966512, 608851680, 684958140, 730622016, 811802240, 913277520, 1095933024, 1217703360, 1369916280, 1461244032, 1826555040, 2191866048, 2435406720, 2739832560, 3653110080, 4383732096, 5479665120, 7306220160, 10959330240, 21918660480]

約数ペア:

[(1, 21918660480), (2, 10959330240), (3, 7306220160), (4, 5479665120), (5, 4383732096), (6, 3653110080), (8, 2739832560), (9, 2435406720), (10, 2191866048), (12, 1826555040), (15, 1461244032), (16, 1369916280), (18, 1217703360), (20, 1095933024), (24, 913277520), (27, 811802240), (30, 730622016), (32, 684958140), (36, 608851680), (40, 547966512), (45, 487081344), (48, 456638760), (54, 405901120), (59, 371502720), (60, 365311008), (64, 342479070), (72, 304425840), (80, 273983256), (90, 243540672), (96, 228319380), (108, 202950560), (118, 185751360), (120, 182655504), (128, 171239535), (135, 162360448), (144, 152212920), (160, 136991628), (177, 123834240), (180, 121770336), (192, 114159690), (216, 101475280), (236, 92875680), (240, 91327752), (270, 81180224), (288, 76106460), (295, 74300544), (320, 68495814), (354, 61917120), (360, 60885168), (384, 57079845), (432, 50737640), (472, 46437840), (480, 45663876), (531, 41278080), (540, 40590112), (576, 38053230), (590, 37150272), (640, 34247907), (708, 30958560), (720, 30442584), (864, 25368820), (885, 24766848), (944, 23218920), (960, 22831938), (1062, 20639040), (1080, 20295056), (1152, 19026615), (1180, 18575136), (1416, 15479280), (1440, 15221292), (1593, 13759360), (1728, 12684410), (1770, 12383424), (1888, 11609460), (1920, 11415969), (2124, 10319520), (2160, 10147528), (2360, 9287568), (2655, 8255616), (2832, 7739640), (2880, 7610646), (3186, 6879680), (3456, 6342205), (3540, 6191712), (3776, 5804730), (4248, 5159760), (4320, 5073764), (4720, 4643784), (5310, 4127808), (5664, 3869820), (5760, 3805323), (6372, 3439840), (7080, 3095856), (7552, 2902365), (7965, 2751872), (8496, 2579880), (8640, 2536882), (9440, 2321892), (10620, 2063904), (11328, 1934910), (12744, 1719920), (14160, 1547928), (15930, 1375936), (16992, 1289940), (17280, 1268441), (18880, 1160946), (21240, 1031952), (21499, 1019520), (22656, 967455), (25488, 859960), (28320, 773964), (31860, 687968), (33984, 644970), (37760, 580473), (42480, 515976), (42998, 509760), (50976, 429980), (56640, 386982), (63720, 343984), (64497, 339840), (67968, 322485), (84960, 257988), (85996, 254880), (101952, 214990), (107495, 203904), (113280, 193491), (127440, 171992), (128994, 169920)]