199809720

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{11}}^3\times {\mathrm{139}}^1$

素因数の和:192

約数の個数: 256

約数和(自身を含む): 737856000

約数和(自身を除く): 538046280

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 18, 20, 22, 24, 27, 30, 33, 36, 40, 44, 45, 54, 55, 60, 66, 72, 88, 90, 99, 108, 110, 120, 121, 132, 135, 139, 165, 180, 198, 216, 220, 242, 264, 270, 278, 297, 330, 360, 363, 396, 417, 440, 484, 495, 540, 556, 594, 605, 660, 695, 726, 792, 834, 968, 990, 1080, 1089, 1112, 1188, 1210, 1251, 1320, 1331, 1390, 1452, 1485, 1529, 1668, 1815, 1980, 2085, 2178, 2376, 2420, 2502, 2662, 2780, 2904, 2970, 3058, 3267, 3336, 3630, 3753, 3960, 3993, 4170, 4356, 4587, 4840, 5004, 5324, 5445, 5560, 5940, 6116, 6255, 6534, 6655, 7260, 7506, 7645, 7986, 8340, 8712, 9174, 10008, 10648, 10890, 11880, 11979, 12232, 12510, 13068, 13310, 13761, 14520, 15012, 15290, 15972, 16335, 16680, 16819, 18348, 18765, 19965, 21780, 22935, 23958, 25020, 26136, 26620, 27522, 30024, 30580, 31944, 32670, 33638, 35937, 36696, 37530, 39930, 41283, 43560, 45870, 47916, 50040, 50457, 53240, 55044, 59895, 61160, 65340, 67276, 68805, 71874, 75060, 79860, 82566, 84095, 91740, 95832, 100914, 110088, 119790, 130680, 134552, 137610, 143748, 150120, 151371, 159720, 165132, 168190, 179685, 183480, 185009, 201828, 206415, 239580, 252285, 275220, 287496, 302742, 330264, 336380, 359370, 370018, 403656, 412830, 454113, 479160, 504570, 550440, 555027, 605484, 672760, 718740, 740036, 756855, 825660, 908226, 925045, 1009140, 1110054, 1210968, 1437480, 1480072, 1513710, 1651320, 1665081, 1816452, 1850090, 2018280, 2220108, 2270565, 2775135, 3027420, 3330162, 3632904, 3700180, 4440216, 4541130, 4995243, 5550270, 6054840, 6660324, 7400360, 8325405, 9082260, 9990486, 11100540, 13320648, 16650810, 18164520, 19980972, 22201080, 24976215, 33301620, 39961944, 49952430, 66603240, 99904860, 199809720]

約数ペア:

[(1, 199809720), (2, 99904860), (3, 66603240), (4, 49952430), (5, 39961944), (6, 33301620), (8, 24976215), (9, 22201080), (10, 19980972), (11, 18164520), (12, 16650810), (15, 13320648), (18, 11100540), (20, 9990486), (22, 9082260), (24, 8325405), (27, 7400360), (30, 6660324), (33, 6054840), (36, 5550270), (40, 4995243), (44, 4541130), (45, 4440216), (54, 3700180), (55, 3632904), (60, 3330162), (66, 3027420), (72, 2775135), (88, 2270565), (90, 2220108), (99, 2018280), (108, 1850090), (110, 1816452), (120, 1665081), (121, 1651320), (132, 1513710), (135, 1480072), (139, 1437480), (165, 1210968), (180, 1110054), (198, 1009140), (216, 925045), (220, 908226), (242, 825660), (264, 756855), (270, 740036), (278, 718740), (297, 672760), (330, 605484), (360, 555027), (363, 550440), (396, 504570), (417, 479160), (440, 454113), (484, 412830), (495, 403656), (540, 370018), (556, 359370), (594, 336380), (605, 330264), (660, 302742), (695, 287496), (726, 275220), (792, 252285), (834, 239580), (968, 206415), (990, 201828), (1080, 185009), (1089, 183480), (1112, 179685), (1188, 168190), (1210, 165132), (1251, 159720), (1320, 151371), (1331, 150120), (1390, 143748), (1452, 137610), (1485, 134552), (1529, 130680), (1668, 119790), (1815, 110088), (1980, 100914), (2085, 95832), (2178, 91740), (2376, 84095), (2420, 82566), (2502, 79860), (2662, 75060), (2780, 71874), (2904, 68805), (2970, 67276), (3058, 65340), (3267, 61160), (3336, 59895), (3630, 55044), (3753, 53240), (3960, 50457), (3993, 50040), (4170, 47916), (4356, 45870), (4587, 43560), (4840, 41283), (5004, 39930), (5324, 37530), (5445, 36696), (5560, 35937), (5940, 33638), (6116, 32670), (6255, 31944), (6534, 30580), (6655, 30024), (7260, 27522), (7506, 26620), (7645, 26136), (7986, 25020), (8340, 23958), (8712, 22935), (9174, 21780), (10008, 19965), (10648, 18765), (10890, 18348), (11880, 16819), (11979, 16680), (12232, 16335), (12510, 15972), (13068, 15290), (13310, 15012), (13761, 14520)]