428270220

素因数分解:

$2^2\times 3^3\times 5^1\times 7^1\times {\mathrm{137}}^1\times {\mathrm{827}}^1$

素因数の和:989

約数の個数: 192

約数和(自身を含む): 1535708160

約数和(自身を除く): 1107437940

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 54, 60, 63, 70, 84, 90, 105, 108, 126, 135, 137, 140, 180, 189, 210, 252, 270, 274, 315, 378, 411, 420, 540, 548, 630, 685, 756, 822, 827, 945, 959, 1233, 1260, 1370, 1644, 1654, 1890, 1918, 2055, 2466, 2481, 2740, 2877, 3308, 3699, 3780, 3836, 4110, 4135, 4795, 4932, 4962, 5754, 5789, 6165, 7398, 7443, 8220, 8270, 8631, 9590, 9924, 11508, 11578, 12330, 12405, 14385, 14796, 14886, 16540, 17262, 17367, 18495, 19180, 22329, 23156, 24660, 24810, 25893, 28770, 28945, 29772, 34524, 34734, 36990, 37215, 43155, 44658, 49620, 51786, 52101, 57540, 57890, 69468, 73980, 74430, 86310, 86835, 89316, 103572, 104202, 111645, 113299, 115780, 129465, 148860, 156303, 172620, 173670, 208404, 223290, 226598, 258930, 260505, 312606, 339897, 347340, 446580, 453196, 517860, 521010, 566495, 625212, 679794, 781515, 793093, 1019691, 1042020, 1132990, 1359588, 1563030, 1586186, 1699485, 2039382, 2265980, 2379279, 3059073, 3126060, 3172372, 3398970, 3965465, 4078764, 4758558, 5098455, 6118146, 6797940, 7137837, 7930930, 9517116, 10196910, 11896395, 12236292, 14275674, 15295365, 15861860, 20393820, 21413511, 23792790, 28551348, 30590730, 35689185, 42827022, 47585580, 61181460, 71378370, 85654044, 107067555, 142756740, 214135110, 428270220]

約数ペア:

[(1, 428270220), (2, 214135110), (3, 142756740), (4, 107067555), (5, 85654044), (6, 71378370), (7, 61181460), (9, 47585580), (10, 42827022), (12, 35689185), (14, 30590730), (15, 28551348), (18, 23792790), (20, 21413511), (21, 20393820), (27, 15861860), (28, 15295365), (30, 14275674), (35, 12236292), (36, 11896395), (42, 10196910), (45, 9517116), (54, 7930930), (60, 7137837), (63, 6797940), (70, 6118146), (84, 5098455), (90, 4758558), (105, 4078764), (108, 3965465), (126, 3398970), (135, 3172372), (137, 3126060), (140, 3059073), (180, 2379279), (189, 2265980), (210, 2039382), (252, 1699485), (270, 1586186), (274, 1563030), (315, 1359588), (378, 1132990), (411, 1042020), (420, 1019691), (540, 793093), (548, 781515), (630, 679794), (685, 625212), (756, 566495), (822, 521010), (827, 517860), (945, 453196), (959, 446580), (1233, 347340), (1260, 339897), (1370, 312606), (1644, 260505), (1654, 258930), (1890, 226598), (1918, 223290), (2055, 208404), (2466, 173670), (2481, 172620), (2740, 156303), (2877, 148860), (3308, 129465), (3699, 115780), (3780, 113299), (3836, 111645), (4110, 104202), (4135, 103572), (4795, 89316), (4932, 86835), (4962, 86310), (5754, 74430), (5789, 73980), (6165, 69468), (7398, 57890), (7443, 57540), (8220, 52101), (8270, 51786), (8631, 49620), (9590, 44658), (9924, 43155), (11508, 37215), (11578, 36990), (12330, 34734), (12405, 34524), (14385, 29772), (14796, 28945), (14886, 28770), (16540, 25893), (17262, 24810), (17367, 24660), (18495, 23156), (19180, 22329)]