18964838880

素因数分解:

$2^5\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{2659}}^1$

素因数の和:2823

約数の個数: 384

約数和(自身を含む): 72072806400

約数和(自身を除く): 53107967520

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 27, 30, 32, 36, 39, 40, 45, 48, 52, 54, 60, 65, 72, 78, 80, 90, 96, 104, 108, 117, 120, 127, 130, 135, 144, 156, 160, 180, 195, 208, 216, 234, 240, 254, 260, 270, 288, 312, 351, 360, 381, 390, 416, 432, 468, 480, 508, 520, 540, 585, 624, 635, 702, 720, 762, 780, 864, 936, 1016, 1040, 1080, 1143, 1170, 1248, 1270, 1404, 1440, 1524, 1560, 1651, 1755, 1872, 1905, 2032, 2080, 2160, 2286, 2340, 2540, 2659, 2808, 3048, 3120, 3302, 3429, 3510, 3744, 3810, 4064, 4320, 4572, 4680, 4953, 5080, 5318, 5616, 5715, 6096, 6240, 6604, 6858, 7020, 7620, 7977, 8255, 9144, 9360, 9906, 10160, 10636, 11232, 11430, 12192, 13208, 13295, 13716, 14040, 14859, 15240, 15954, 16510, 17145, 18288, 18720, 19812, 20320, 21272, 22860, 23931, 24765, 26416, 26590, 27432, 28080, 29718, 30480, 31908, 33020, 34290, 34567, 36576, 39624, 39885, 42544, 44577, 45720, 47862, 49530, 52832, 53180, 54864, 56160, 59436, 60960, 63816, 66040, 68580, 69134, 71793, 74295, 79248, 79770, 85088, 89154, 91440, 95724, 99060, 103701, 106360, 109728, 118872, 119655, 127632, 132080, 137160, 138268, 143586, 148590, 158496, 159540, 172835, 178308, 182880, 191448, 198120, 207402, 212720, 222885, 237744, 239310, 255264, 264160, 274320, 276536, 287172, 297180, 311103, 319080, 337693, 345670, 356616, 358965, 382896, 396240, 414804, 425440, 445770, 475488, 478620, 518505, 548640, 553072, 574344, 594360, 622206, 638160, 675386, 691340, 713232, 717930, 765792, 792480, 829608, 891540, 933309, 957240, 1013079, 1037010, 1106144, 1148688, 1188720, 1244412, 1276320, 1350772, 1382680, 1426464, 1435860, 1555515, 1659216, 1688465, 1783080, 1866618, 1914480, 2026158, 2074020, 2297376, 2377440, 2488824, 2701544, 2765360, 2871720, 3039237, 3111030, 3318432, 3376930, 3566160, 3733236, 3828960, 4052316, 4148040, 4390009, 4666545, 4977648, 5065395, 5403088, 5530720, 5743440, 6078474, 6222060, 6753860, 7132320, 7466472, 8104632, 8296080, 8780018, 9117711, 9333090, 9955296, 10130790, 10806176, 11486880, 12156948, 12444120, 13170027, 13507720, 14932944, 15196185, 16209264, 16592160, 17560036, 18235422, 18666180, 20261580, 21950045, 24313896, 24888240, 26340054, 27015440, 29865888, 30392370, 32418528, 35120072, 36470844, 37332360, 39510081, 40523160, 43900090, 45588555, 48627792, 49776480, 52680108, 54030880, 60784740, 65850135, 70240144, 72941688, 74664720, 79020162, 81046320, 87800180, 91177110, 97255584, 105360216, 118530243, 121569480, 131700270, 140480288, 145883376, 149329440, 158040324, 162092640, 175600360, 182354220, 197550405, 210720432, 237060486, 243138960, 263400540, 291766752, 316080648, 351200720, 364708440, 395100810, 421440864, 474120972, 486277920, 526801080, 592651215, 632161296, 702401440, 729416880, 790201620, 948241944, 1053602160, 1185302430, 1264322592, 1458833760, 1580403240, 1896483888, 2107204320, 2370604860, 3160806480, 3792967776, 4741209720, 6321612960, 9482419440, 18964838880]

約数ペア:

[(1, 18964838880), (2, 9482419440), (3, 6321612960), (4, 4741209720), (5, 3792967776), (6, 3160806480), (8, 2370604860), (9, 2107204320), (10, 1896483888), (12, 1580403240), (13, 1458833760), (15, 1264322592), (16, 1185302430), (18, 1053602160), (20, 948241944), (24, 790201620), (26, 729416880), (27, 702401440), (30, 632161296), (32, 592651215), (36, 526801080), (39, 486277920), (40, 474120972), (45, 421440864), (48, 395100810), (52, 364708440), (54, 351200720), (60, 316080648), (65, 291766752), (72, 263400540), (78, 243138960), (80, 237060486), (90, 210720432), (96, 197550405), (104, 182354220), (108, 175600360), (117, 162092640), (120, 158040324), (127, 149329440), (130, 145883376), (135, 140480288), (144, 131700270), (156, 121569480), (160, 118530243), (180, 105360216), (195, 97255584), (208, 91177110), (216, 87800180), (234, 81046320), (240, 79020162), (254, 74664720), (260, 72941688), (270, 70240144), (288, 65850135), (312, 60784740), (351, 54030880), (360, 52680108), (381, 49776480), (390, 48627792), (416, 45588555), (432, 43900090), (468, 40523160), (480, 39510081), (508, 37332360), (520, 36470844), (540, 35120072), (585, 32418528), (624, 30392370), (635, 29865888), (702, 27015440), (720, 26340054), (762, 24888240), (780, 24313896), (864, 21950045), (936, 20261580), (1016, 18666180), (1040, 18235422), (1080, 17560036), (1143, 16592160), (1170, 16209264), (1248, 15196185), (1270, 14932944), (1404, 13507720), (1440, 13170027), (1524, 12444120), (1560, 12156948), (1651, 11486880), (1755, 10806176), (1872, 10130790), (1905, 9955296), (2032, 9333090), (2080, 9117711), (2160, 8780018), (2286, 8296080), (2340, 8104632), (2540, 7466472), (2659, 7132320), (2808, 6753860), (3048, 6222060), (3120, 6078474), (3302, 5743440), (3429, 5530720), (3510, 5403088), (3744, 5065395), (3810, 4977648), (4064, 4666545), (4320, 4390009), (4572, 4148040), (4680, 4052316), (4953, 3828960), (5080, 3733236), (5318, 3566160), (5616, 3376930), (5715, 3318432), (6096, 3111030), (6240, 3039237), (6604, 2871720), (6858, 2765360), (7020, 2701544), (7620, 2488824), (7977, 2377440), (8255, 2297376), (9144, 2074020), (9360, 2026158), (9906, 1914480), (10160, 1866618), (10636, 1783080), (11232, 1688465), (11430, 1659216), (12192, 1555515), (13208, 1435860), (13295, 1426464), (13716, 1382680), (14040, 1350772), (14859, 1276320), (15240, 1244412), (15954, 1188720), (16510, 1148688), (17145, 1106144), (18288, 1037010), (18720, 1013079), (19812, 957240), (20320, 933309), (21272, 891540), (22860, 829608), (23931, 792480), (24765, 765792), (26416, 717930), (26590, 713232), (27432, 691340), (28080, 675386), (29718, 638160), (30480, 622206), (31908, 594360), (33020, 574344), (34290, 553072), (34567, 548640), (36576, 518505), (39624, 478620), (39885, 475488), (42544, 445770), (44577, 425440), (45720, 414804), (47862, 396240), (49530, 382896), (52832, 358965), (53180, 356616), (54864, 345670), (56160, 337693), (59436, 319080), (60960, 311103), (63816, 297180), (66040, 287172), (68580, 276536), (69134, 274320), (71793, 264160), (74295, 255264), (79248, 239310), (79770, 237744), (85088, 222885), (89154, 212720), (91440, 207402), (95724, 198120), (99060, 191448), (103701, 182880), (106360, 178308), (109728, 172835), (118872, 159540), (119655, 158496), (127632, 148590), (132080, 143586), (137160, 138268)]