1982551680

素因数分解:

$2^7\times 3^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{3701}}^1$

素因数の和:3760

約数の個数: 256

約数和(自身を含む): 7249996800

約数和(自身を除く): 5267445120

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 31, 32, 36, 40, 45, 48, 54, 60, 62, 64, 72, 80, 90, 93, 96, 108, 120, 124, 128, 135, 144, 155, 160, 180, 186, 192, 216, 240, 248, 270, 279, 288, 310, 320, 360, 372, 384, 432, 465, 480, 496, 540, 558, 576, 620, 640, 720, 744, 837, 864, 930, 960, 992, 1080, 1116, 1152, 1240, 1395, 1440, 1488, 1674, 1728, 1860, 1920, 1984, 2160, 2232, 2480, 2790, 2880, 2976, 3348, 3456, 3701, 3720, 3968, 4185, 4320, 4464, 4960, 5580, 5760, 5952, 6696, 7402, 7440, 8370, 8640, 8928, 9920, 11103, 11160, 11904, 13392, 14804, 14880, 16740, 17280, 17856, 18505, 19840, 22206, 22320, 26784, 29608, 29760, 33309, 33480, 35712, 37010, 44412, 44640, 53568, 55515, 59216, 59520, 66618, 66960, 74020, 88824, 89280, 99927, 107136, 111030, 114731, 118432, 133236, 133920, 148040, 166545, 177648, 178560, 199854, 222060, 229462, 236864, 266472, 267840, 296080, 333090, 344193, 355296, 399708, 444120, 458924, 473728, 499635, 532944, 535680, 573655, 592160, 666180, 688386, 710592, 799416, 888240, 917848, 999270, 1032579, 1065888, 1147310, 1184320, 1332360, 1376772, 1421184, 1598832, 1720965, 1776480, 1835696, 1998540, 2065158, 2131776, 2294620, 2368640, 2664720, 2753544, 3097737, 3197664, 3441930, 3552960, 3671392, 3997080, 4130316, 4263552, 4589240, 5162895, 5329440, 5507088, 6195474, 6395328, 6883860, 7105920, 7342784, 7994160, 8260632, 9178480, 10325790, 10658880, 11014176, 12390948, 12790656, 13767720, 14685568, 15488685, 15988320, 16521264, 18356960, 20651580, 21317760, 22028352, 24781896, 27535440, 30977370, 31976640, 33042528, 36713920, 41303160, 44056704, 49563792, 55070880, 61954740, 63953280, 66085056, 73427840, 82606320, 99127584, 110141760, 123909480, 132170112, 165212640, 198255168, 220283520, 247818960, 330425280, 396510336, 495637920, 660850560, 991275840, 1982551680]

約数ペア:

[(1, 1982551680), (2, 991275840), (3, 660850560), (4, 495637920), (5, 396510336), (6, 330425280), (8, 247818960), (9, 220283520), (10, 198255168), (12, 165212640), (15, 132170112), (16, 123909480), (18, 110141760), (20, 99127584), (24, 82606320), (27, 73427840), (30, 66085056), (31, 63953280), (32, 61954740), (36, 55070880), (40, 49563792), (45, 44056704), (48, 41303160), (54, 36713920), (60, 33042528), (62, 31976640), (64, 30977370), (72, 27535440), (80, 24781896), (90, 22028352), (93, 21317760), (96, 20651580), (108, 18356960), (120, 16521264), (124, 15988320), (128, 15488685), (135, 14685568), (144, 13767720), (155, 12790656), (160, 12390948), (180, 11014176), (186, 10658880), (192, 10325790), (216, 9178480), (240, 8260632), (248, 7994160), (270, 7342784), (279, 7105920), (288, 6883860), (310, 6395328), (320, 6195474), (360, 5507088), (372, 5329440), (384, 5162895), (432, 4589240), (465, 4263552), (480, 4130316), (496, 3997080), (540, 3671392), (558, 3552960), (576, 3441930), (620, 3197664), (640, 3097737), (720, 2753544), (744, 2664720), (837, 2368640), (864, 2294620), (930, 2131776), (960, 2065158), (992, 1998540), (1080, 1835696), (1116, 1776480), (1152, 1720965), (1240, 1598832), (1395, 1421184), (1440, 1376772), (1488, 1332360), (1674, 1184320), (1728, 1147310), (1860, 1065888), (1920, 1032579), (1984, 999270), (2160, 917848), (2232, 888240), (2480, 799416), (2790, 710592), (2880, 688386), (2976, 666180), (3348, 592160), (3456, 573655), (3701, 535680), (3720, 532944), (3968, 499635), (4185, 473728), (4320, 458924), (4464, 444120), (4960, 399708), (5580, 355296), (5760, 344193), (5952, 333090), (6696, 296080), (7402, 267840), (7440, 266472), (8370, 236864), (8640, 229462), (8928, 222060), (9920, 199854), (11103, 178560), (11160, 177648), (11904, 166545), (13392, 148040), (14804, 133920), (14880, 133236), (16740, 118432), (17280, 114731), (17856, 111030), (18505, 107136), (19840, 99927), (22206, 89280), (22320, 88824), (26784, 74020), (29608, 66960), (29760, 66618), (33309, 59520), (33480, 59216), (35712, 55515), (37010, 53568), (44412, 44640)]