211532580

素因数分解:

$2^2\times 3^3\times 5^1\times 7^1\times {\mathrm{107}}^1\times {\mathrm{523}}^1$

素因数の和:655

約数の個数: 192

約数和(自身を含む): 760596480

約数和(自身を除く): 549063900

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, 107, 108, 126, 135, 140, 180, 189, 210, 214, 252, 270, 315, 321, 378, 420, 428, 523, 535, 540, 630, 642, 749, 756, 945, 963, 1046, 1070, 1260, 1284, 1498, 1569, 1605, 1890, 1926, 2092, 2140, 2247, 2615, 2889, 2996, 3138, 3210, 3661, 3745, 3780, 3852, 4494, 4707, 4815, 5230, 5778, 6276, 6420, 6741, 7322, 7490, 7845, 8988, 9414, 9630, 10460, 10983, 11235, 11556, 13482, 14121, 14445, 14644, 14980, 15690, 18305, 18828, 19260, 20223, 21966, 22470, 23535, 26964, 28242, 28890, 31380, 32949, 33705, 36610, 40446, 43932, 44940, 47070, 54915, 55961, 56484, 57780, 65898, 67410, 70605, 73220, 80892, 94140, 98847, 101115, 109830, 111922, 131796, 134820, 141210, 164745, 167883, 197694, 202230, 219660, 223844, 279805, 282420, 329490, 335766, 391727, 395388, 404460, 494235, 503649, 559610, 658980, 671532, 783454, 839415, 988470, 1007298, 1119220, 1175181, 1510947, 1566908, 1678830, 1958635, 1976940, 2014596, 2350362, 2518245, 3021894, 3357660, 3525543, 3917270, 4700724, 5036490, 5875905, 6043788, 7051086, 7554735, 7834540, 10072980, 10576629, 11751810, 14102172, 15109470, 17627715, 21153258, 23503620, 30218940, 35255430, 42306516, 52883145, 70510860, 105766290, 211532580]

約数ペア:

[(1, 211532580), (2, 105766290), (3, 70510860), (4, 52883145), (5, 42306516), (6, 35255430), (7, 30218940), (9, 23503620), (10, 21153258), (12, 17627715), (14, 15109470), (15, 14102172), (18, 11751810), (20, 10576629), (21, 10072980), (27, 7834540), (28, 7554735), (30, 7051086), (35, 6043788), (36, 5875905), (42, 5036490), (45, 4700724), (54, 3917270), (60, 3525543), (63, 3357660), (70, 3021894), (84, 2518245), (90, 2350362), (105, 2014596), (107, 1976940), (108, 1958635), (126, 1678830), (135, 1566908), (140, 1510947), (180, 1175181), (189, 1119220), (210, 1007298), (214, 988470), (252, 839415), (270, 783454), (315, 671532), (321, 658980), (378, 559610), (420, 503649), (428, 494235), (523, 404460), (535, 395388), (540, 391727), (630, 335766), (642, 329490), (749, 282420), (756, 279805), (945, 223844), (963, 219660), (1046, 202230), (1070, 197694), (1260, 167883), (1284, 164745), (1498, 141210), (1569, 134820), (1605, 131796), (1890, 111922), (1926, 109830), (2092, 101115), (2140, 98847), (2247, 94140), (2615, 80892), (2889, 73220), (2996, 70605), (3138, 67410), (3210, 65898), (3661, 57780), (3745, 56484), (3780, 55961), (3852, 54915), (4494, 47070), (4707, 44940), (4815, 43932), (5230, 40446), (5778, 36610), (6276, 33705), (6420, 32949), (6741, 31380), (7322, 28890), (7490, 28242), (7845, 26964), (8988, 23535), (9414, 22470), (9630, 21966), (10460, 20223), (10983, 19260), (11235, 18828), (11556, 18305), (13482, 15690), (14121, 14980), (14445, 14644)]