18408355520

素因数分解:

$2^6\times 5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{1049}}^1$

素因数の和:1187

約数の個数: 224

約数和(自身を含む): 47621952000

約数和(自身を除く): 29213596480

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 31, 32, 40, 58, 61, 62, 64, 80, 116, 122, 124, 145, 155, 160, 232, 244, 248, 290, 305, 310, 320, 464, 488, 496, 580, 610, 620, 899, 928, 976, 992, 1049, 1160, 1220, 1240, 1769, 1798, 1856, 1891, 1952, 1984, 2098, 2320, 2440, 2480, 3538, 3596, 3782, 3904, 4196, 4495, 4640, 4880, 4960, 5245, 7076, 7192, 7564, 8392, 8845, 8990, 9280, 9455, 9760, 9920, 10490, 14152, 14384, 15128, 16784, 17690, 17980, 18910, 19520, 20980, 28304, 28768, 30256, 30421, 32519, 33568, 35380, 35960, 37820, 41960, 54839, 56608, 57536, 60512, 60842, 63989, 65038, 67136, 70760, 71920, 75640, 83920, 109678, 113216, 121024, 121684, 127978, 130076, 141520, 143840, 151280, 152105, 162595, 167840, 219356, 243368, 255956, 260152, 274195, 283040, 287680, 302560, 304210, 319945, 325190, 335680, 438712, 486736, 511912, 520304, 548390, 566080, 605120, 608420, 639890, 650380, 877424, 943051, 973472, 1023824, 1040608, 1096780, 1216840, 1279780, 1300760, 1754848, 1855681, 1886102, 1946944, 1983659, 2047648, 2081216, 2193560, 2433680, 2559560, 2601520, 3509696, 3711362, 3772204, 3967318, 4095296, 4387120, 4715255, 4867360, 5119120, 5203040, 7422724, 7544408, 7934636, 8774240, 9278405, 9430510, 9734720, 9918295, 10238240, 10406080, 14845448, 15088816, 15869272, 17548480, 18556810, 18861020, 19836590, 20476480, 29690896, 30177632, 31738544, 37113620, 37722040, 39673180, 57526111, 59381792, 60355264, 63477088, 74227240, 75444080, 79346360, 115052222, 118763584, 126954176, 148454480, 150888160, 158692720, 230104444, 287630555, 296908960, 301776320, 317385440, 460208888, 575261110, 593817920, 634770880, 920417776, 1150522220, 1840835552, 2301044440, 3681671104, 4602088880, 9204177760, 18408355520]

約数ペア:

[(1, 18408355520), (2, 9204177760), (4, 4602088880), (5, 3681671104), (8, 2301044440), (10, 1840835552), (16, 1150522220), (20, 920417776), (29, 634770880), (31, 593817920), (32, 575261110), (40, 460208888), (58, 317385440), (61, 301776320), (62, 296908960), (64, 287630555), (80, 230104444), (116, 158692720), (122, 150888160), (124, 148454480), (145, 126954176), (155, 118763584), (160, 115052222), (232, 79346360), (244, 75444080), (248, 74227240), (290, 63477088), (305, 60355264), (310, 59381792), (320, 57526111), (464, 39673180), (488, 37722040), (496, 37113620), (580, 31738544), (610, 30177632), (620, 29690896), (899, 20476480), (928, 19836590), (976, 18861020), (992, 18556810), (1049, 17548480), (1160, 15869272), (1220, 15088816), (1240, 14845448), (1769, 10406080), (1798, 10238240), (1856, 9918295), (1891, 9734720), (1952, 9430510), (1984, 9278405), (2098, 8774240), (2320, 7934636), (2440, 7544408), (2480, 7422724), (3538, 5203040), (3596, 5119120), (3782, 4867360), (3904, 4715255), (4196, 4387120), (4495, 4095296), (4640, 3967318), (4880, 3772204), (4960, 3711362), (5245, 3509696), (7076, 2601520), (7192, 2559560), (7564, 2433680), (8392, 2193560), (8845, 2081216), (8990, 2047648), (9280, 1983659), (9455, 1946944), (9760, 1886102), (9920, 1855681), (10490, 1754848), (14152, 1300760), (14384, 1279780), (15128, 1216840), (16784, 1096780), (17690, 1040608), (17980, 1023824), (18910, 973472), (19520, 943051), (20980, 877424), (28304, 650380), (28768, 639890), (30256, 608420), (30421, 605120), (32519, 566080), (33568, 548390), (35380, 520304), (35960, 511912), (37820, 486736), (41960, 438712), (54839, 335680), (56608, 325190), (57536, 319945), (60512, 304210), (60842, 302560), (63989, 287680), (65038, 283040), (67136, 274195), (70760, 260152), (71920, 255956), (75640, 243368), (83920, 219356), (109678, 167840), (113216, 162595), (121024, 152105), (121684, 151280), (127978, 143840), (130076, 141520)]