218456460

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{449}}^1$

素因数の和:537

約数の個数: 192

約数和(自身を含む): 734832000

約数和(自身を除く): 516375540

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 27, 30, 34, 36, 45, 51, 53, 54, 60, 68, 85, 90, 102, 106, 108, 135, 153, 159, 170, 180, 204, 212, 255, 265, 270, 306, 318, 340, 449, 459, 477, 510, 530, 540, 612, 636, 765, 795, 898, 901, 918, 954, 1020, 1060, 1347, 1431, 1530, 1590, 1796, 1802, 1836, 1908, 2245, 2295, 2385, 2694, 2703, 2862, 3060, 3180, 3604, 4041, 4490, 4505, 4590, 4770, 5388, 5406, 5724, 6735, 7155, 7633, 8082, 8109, 8980, 9010, 9180, 9540, 10812, 12123, 13470, 13515, 14310, 15266, 16164, 16218, 18020, 20205, 22899, 23797, 24246, 24327, 26940, 27030, 28620, 30532, 32436, 38165, 40410, 40545, 45798, 47594, 48492, 48654, 54060, 60615, 68697, 71391, 76330, 80820, 81090, 91596, 95188, 97308, 114495, 118985, 121230, 121635, 137394, 142782, 152660, 162180, 206091, 214173, 228990, 237970, 242460, 243270, 274788, 285564, 343485, 356955, 404549, 412182, 428346, 457980, 475940, 486540, 642519, 686970, 713910, 809098, 824364, 856692, 1030455, 1070865, 1213647, 1285038, 1373940, 1427820, 1618196, 2022745, 2060910, 2141730, 2427294, 2570076, 3212595, 3640941, 4045490, 4121820, 4283460, 4854588, 6068235, 6425190, 7281882, 8090980, 10922823, 12136470, 12850380, 14563764, 18204705, 21845646, 24272940, 36409410, 43691292, 54614115, 72818820, 109228230, 218456460]

約数ペア:

[(1, 218456460), (2, 109228230), (3, 72818820), (4, 54614115), (5, 43691292), (6, 36409410), (9, 24272940), (10, 21845646), (12, 18204705), (15, 14563764), (17, 12850380), (18, 12136470), (20, 10922823), (27, 8090980), (30, 7281882), (34, 6425190), (36, 6068235), (45, 4854588), (51, 4283460), (53, 4121820), (54, 4045490), (60, 3640941), (68, 3212595), (85, 2570076), (90, 2427294), (102, 2141730), (106, 2060910), (108, 2022745), (135, 1618196), (153, 1427820), (159, 1373940), (170, 1285038), (180, 1213647), (204, 1070865), (212, 1030455), (255, 856692), (265, 824364), (270, 809098), (306, 713910), (318, 686970), (340, 642519), (449, 486540), (459, 475940), (477, 457980), (510, 428346), (530, 412182), (540, 404549), (612, 356955), (636, 343485), (765, 285564), (795, 274788), (898, 243270), (901, 242460), (918, 237970), (954, 228990), (1020, 214173), (1060, 206091), (1347, 162180), (1431, 152660), (1530, 142782), (1590, 137394), (1796, 121635), (1802, 121230), (1836, 118985), (1908, 114495), (2245, 97308), (2295, 95188), (2385, 91596), (2694, 81090), (2703, 80820), (2862, 76330), (3060, 71391), (3180, 68697), (3604, 60615), (4041, 54060), (4490, 48654), (4505, 48492), (4590, 47594), (4770, 45798), (5388, 40545), (5406, 40410), (5724, 38165), (6735, 32436), (7155, 30532), (7633, 28620), (8082, 27030), (8109, 26940), (8980, 24327), (9010, 24246), (9180, 23797), (9540, 22899), (10812, 20205), (12123, 18020), (13470, 16218), (13515, 16164), (14310, 15266)]