205354695

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{211}}^1$

素因数の和:293

約数の個数: 128

約数和(自身を含む): 437649408

約数和(自身を除く): 232294713

約数列:

[1, 3, 5, 7, 13, 15, 21, 23, 31, 35, 39, 65, 69, 91, 93, 105, 115, 155, 161, 195, 211, 217, 273, 299, 345, 403, 455, 465, 483, 633, 651, 713, 805, 897, 1055, 1085, 1209, 1365, 1477, 1495, 2015, 2093, 2139, 2415, 2743, 2821, 3165, 3255, 3565, 4431, 4485, 4853, 4991, 6045, 6279, 6541, 7385, 8229, 8463, 9269, 10465, 10695, 13715, 14105, 14559, 14973, 19201, 19623, 22155, 24265, 24955, 27807, 31395, 32705, 33971, 41145, 42315, 45787, 46345, 57603, 63089, 64883, 72795, 74865, 85033, 96005, 98115, 101913, 137361, 139035, 150443, 169855, 189267, 194649, 228935, 255099, 288015, 315445, 324415, 425165, 441623, 451329, 509565, 595231, 686805, 752215, 946335, 973245, 1053101, 1275495, 1324869, 1785693, 1955759, 2208115, 2256645, 2976155, 3159303, 5265505, 5867277, 6624345, 8928465, 9778795, 13690313, 15796515, 29336385, 41070939, 68451565, 205354695]

約数ペア:

[(1, 205354695), (3, 68451565), (5, 41070939), (7, 29336385), (13, 15796515), (15, 13690313), (21, 9778795), (23, 8928465), (31, 6624345), (35, 5867277), (39, 5265505), (65, 3159303), (69, 2976155), (91, 2256645), (93, 2208115), (105, 1955759), (115, 1785693), (155, 1324869), (161, 1275495), (195, 1053101), (211, 973245), (217, 946335), (273, 752215), (299, 686805), (345, 595231), (403, 509565), (455, 451329), (465, 441623), (483, 425165), (633, 324415), (651, 315445), (713, 288015), (805, 255099), (897, 228935), (1055, 194649), (1085, 189267), (1209, 169855), (1365, 150443), (1477, 139035), (1495, 137361), (2015, 101913), (2093, 98115), (2139, 96005), (2415, 85033), (2743, 74865), (2821, 72795), (3165, 64883), (3255, 63089), (3565, 57603), (4431, 46345), (4485, 45787), (4853, 42315), (4991, 41145), (6045, 33971), (6279, 32705), (6541, 31395), (7385, 27807), (8229, 24955), (8463, 24265), (9269, 22155), (10465, 19623), (10695, 19201), (13715, 14973), (14105, 14559)]