20658940920

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{457}}^1\times {\mathrm{2203}}^1$

素因数の和:2699

約数の個数: 256

約数和(自身を含む): 72679104000

約数和(自身を除く): 52020163080

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 19, 20, 24, 27, 30, 36, 38, 40, 45, 54, 57, 60, 72, 76, 90, 95, 108, 114, 120, 135, 152, 171, 180, 190, 216, 228, 270, 285, 342, 360, 380, 456, 457, 513, 540, 570, 684, 760, 855, 914, 1026, 1080, 1140, 1368, 1371, 1710, 1828, 2052, 2203, 2280, 2285, 2565, 2742, 3420, 3656, 4104, 4113, 4406, 4570, 5130, 5484, 6609, 6840, 6855, 8226, 8683, 8812, 9140, 10260, 10968, 11015, 12339, 13218, 13710, 16452, 17366, 17624, 18280, 19827, 20520, 20565, 22030, 24678, 26049, 26436, 27420, 32904, 33045, 34732, 39654, 41130, 41857, 43415, 44060, 49356, 52098, 52872, 54840, 59481, 61695, 66090, 69464, 78147, 79308, 82260, 83714, 86830, 88120, 98712, 99135, 104196, 118962, 123390, 125571, 130245, 132180, 156294, 158616, 164520, 167428, 173660, 198270, 208392, 209285, 234441, 237924, 246780, 251142, 260490, 264360, 297405, 312588, 334856, 347320, 376713, 390735, 396540, 418570, 468882, 475848, 493560, 502284, 520980, 594810, 625176, 627855, 753426, 781470, 793080, 837140, 937764, 1004568, 1006771, 1041960, 1130139, 1172205, 1189620, 1255710, 1506852, 1562940, 1674280, 1875528, 1883565, 2013542, 2260278, 2344410, 2379240, 2511420, 3013704, 3020313, 3125880, 3767130, 4027084, 4520556, 4688820, 5022840, 5033855, 5650695, 6040626, 7534260, 8054168, 9041112, 9060939, 9377640, 10067710, 11301390, 12081252, 15068520, 15101565, 18121878, 19128649, 20135420, 22602780, 24162504, 27182817, 30203130, 36243756, 38257298, 40270840, 45205560, 45304695, 54365634, 57385947, 60406260, 72487512, 76514596, 90609390, 95643245, 108731268, 114771894, 120812520, 135914085, 153029192, 172157841, 181218780, 191286490, 217462536, 229543788, 271828170, 286929735, 344315682, 362437560, 382572980, 459087576, 516473523, 543656340, 573859470, 688631364, 765145960, 860789205, 1032947046, 1087312680, 1147718940, 1377262728, 1721578410, 2065894092, 2295437880, 2582367615, 3443156820, 4131788184, 5164735230, 6886313640, 10329470460, 20658940920]

約数ペア:

[(1, 20658940920), (2, 10329470460), (3, 6886313640), (4, 5164735230), (5, 4131788184), (6, 3443156820), (8, 2582367615), (9, 2295437880), (10, 2065894092), (12, 1721578410), (15, 1377262728), (18, 1147718940), (19, 1087312680), (20, 1032947046), (24, 860789205), (27, 765145960), (30, 688631364), (36, 573859470), (38, 543656340), (40, 516473523), (45, 459087576), (54, 382572980), (57, 362437560), (60, 344315682), (72, 286929735), (76, 271828170), (90, 229543788), (95, 217462536), (108, 191286490), (114, 181218780), (120, 172157841), (135, 153029192), (152, 135914085), (171, 120812520), (180, 114771894), (190, 108731268), (216, 95643245), (228, 90609390), (270, 76514596), (285, 72487512), (342, 60406260), (360, 57385947), (380, 54365634), (456, 45304695), (457, 45205560), (513, 40270840), (540, 38257298), (570, 36243756), (684, 30203130), (760, 27182817), (855, 24162504), (914, 22602780), (1026, 20135420), (1080, 19128649), (1140, 18121878), (1368, 15101565), (1371, 15068520), (1710, 12081252), (1828, 11301390), (2052, 10067710), (2203, 9377640), (2280, 9060939), (2285, 9041112), (2565, 8054168), (2742, 7534260), (3420, 6040626), (3656, 5650695), (4104, 5033855), (4113, 5022840), (4406, 4688820), (4570, 4520556), (5130, 4027084), (5484, 3767130), (6609, 3125880), (6840, 3020313), (6855, 3013704), (8226, 2511420), (8683, 2379240), (8812, 2344410), (9140, 2260278), (10260, 2013542), (10968, 1883565), (11015, 1875528), (12339, 1674280), (13218, 1562940), (13710, 1506852), (16452, 1255710), (17366, 1189620), (17624, 1172205), (18280, 1130139), (19827, 1041960), (20520, 1006771), (20565, 1004568), (22030, 937764), (24678, 837140), (26049, 793080), (26436, 781470), (27420, 753426), (32904, 627855), (33045, 625176), (34732, 594810), (39654, 520980), (41130, 502284), (41857, 493560), (43415, 475848), (44060, 468882), (49356, 418570), (52098, 396540), (52872, 390735), (54840, 376713), (59481, 347320), (61695, 334856), (66090, 312588), (69464, 297405), (78147, 264360), (79308, 260490), (82260, 251142), (83714, 246780), (86830, 237924), (88120, 234441), (98712, 209285), (99135, 208392), (104196, 198270), (118962, 173660), (123390, 167428), (125571, 164520), (130245, 158616), (132180, 156294)]